Intimate area beside the anus; do not press it yourself.
長強 Changqiang
“Long Strong” · GV1
Governing Vessel · 1 of 28 · luo-connecting, crossing-point
Where. Just below the tip of the tailbone, midway between the tailbone and the anus.
For. Haemorrhoids, constipation, tailbone and low-back ache.
Press. Not for self-pressing: it sits right beside the anus. Leave it to a trained practitioner.
Caution. Intimate area beside the anus; do not press it yourself.
在脊骶端按 · Press with me
Six slow breaths
About a minute. Press as you breathe out, ease as you breathe in.
鄰 · Neighbouring leaves
Where Changqiang Sits at the Base of the Spine
The dataset places Changqiang below the tip of the coccyx, at the midpoint between the coccygeal tip and the anus. Every word of that sentence earns its place. The coccyx is the small, jointed segment that completes the spinal column at its lowest end — the little knuckle of bone you can feel deep at the top of the crease between the buttocks. Below its tip, the skin crosses a short, soft stretch before reaching the perineum, and the middle of that stretch is the address the record assigns to this point. Unlike most points along the channels, no cun measurements are needed here: the location is given entirely by relationship to one landmark, which makes it unusually easy to describe and unusually important to treat gently.
What lies beneath the fingertips shapes how the point should be approached. Under the skin here run the fibres that anchor the pelvic floor and the ligaments binding coccyx to sacrum; the area serves elimination, sitting, and childbirth, and carries more cultural awkwardness than almost any other patch of the body. None of that anatomy makes light touch dangerous, but all of it argues for privacy, cleanliness, and a deliberately unhurried hand. Traditions that work with this point speak of it with a certain respect precisely because of its setting: the lowest, most guarded place on the trunk, treated as significant ground rather than casual terrain.
Two neighbouring landmarks help orient the search. Above the point, the sacrum forms a flat, triangular plate at the back of the pelvis, narrowing as it descends until it hands off to the mobile coccygeal segments; following that midline ridge downward with a fingertip is the natural way in. Around the point itself, the tissues feel different from the firm bone above — softer, warmer, moving slightly with breath and posture. If your finger rests on hard bone, it has climbed onto the coccyx proper; slide just past the tip and let the contact lighten until the hollow announces itself. The contrast between bone and softness is the whole navigation system.
Locating Changqiang by Touch
Begin with privacy and clean hands, because both matter more here than anywhere else on the channel. Lie on your side with knees drawn loosely toward the chest, or sit forward on the edge of a chair and lean slightly ahead — whichever lets a hand reach behind you without strain. Rest the backs of two fingertips on the lower spine and walk them straight down the midline, over the flat plate of the sacrum, until the bone narrows and ends in a small, distinct tip: that is the coccyx. It usually takes less than a hand-width of travel, and the sudden transition from broad bone to small tip is unmistakable once felt.
From the tip, continue the same light contact a short distance onward along the skin, staying in the midline. About halfway along the short stretch toward the front, the fingertip rests on the spot the dataset describes — felt from outside as a shallow, yielding hollow just past the bone. Confirm the finding before any pressure: the contact should land on soft tissue rather than bone, and on the body’s central seam rather than off to either side. Lighten to feather-weight and breathe slowly; most people notice a faint, dull awareness there and little elsewhere. If anything feels uncertain, return to the coccyx tip and measure the short distance again, slowly.
Common slips are few but worth naming. Pressing directly on the coccyx itself produces soreness against bone rather than the diffuse awareness the point offers; simply move the contact past the tip. Reaching too far forward strays beyond the recorded location toward territory self-care has no business exploring — the midpoint rule keeps everything modest and external. Skipping the hygiene step is the most avoidable mistake of all: wash hands beforehand, keep fingernails short and smooth, and confine contact to healthy, unbroken skin. Anyone whose flexibility makes the reach awkward can use the seated lean-forward position instead; nothing about this point rewards forcing.
Reading the Name: Long and Strong
The name is a compliment paid to the spine. Chang 長 means long, and qiang 強 means strong — and readers of the tradition have long glossed the pairing as a nod to the long, weight-bearing column of the back and the sturdy root from which it rises. Some commentators extend the image inward: the lower spine as the pillar’s base, the place where the body’s structure gathers its strength before the torso climbs upward. Attributed generally across the classical literature rather than quoted from any single source, the reading suits the point’s position perfectly — it sits at the very foot of that long, strong architecture.
Pinyin renders the name Chángqiáng, and both syllables rise: each carries the second tone, written with an acute accent. The tones reward a moment of dictionary attention, because neither character is monotone. Chang 長 also has a common third-tone reading meaning to grow or senior; qiang 強 likewise wears several readings in other words. In this name both graphs take their second-tone faces — cháng, long, and qiáng, strong — so the spoken name lifts twice, a double rising cadence. The hanzi pair 長強 is compact enough to take in at a glance, and these traditional forms match those used on the Traditional Chinese edition of this page.
Names along the channels often borrow landscape — gates, valleys, courtyards, storehouses — but Changqiang borrows a quality instead, and the choice does quiet argumentative work. Calling the body’s lowest point Long-and-Strong reframes an undignified corner of anatomy as a foundation stone: something dependable, load-bearing, worthy of maintenance. Later manuals preserve alternative names for the region as well, a reminder that classical authors found personality where modern eyes see anatomy. Whether or not one adopts the imagery, it captures how the tradition positioned this point — not a footnote at the end of the map, but the ground floor of the entire governing ascent.
First Point of the Governing Vessel
Changqiang holds the first seat on the Du meridian, the Governing Vessel — the channel this site’s registry describes as running up the midline of the back and head, uniting all yang meridians. Of its twenty-eight points, this is the lowest, planted at the base of the spine, from which the pathway begins its long climb. Everything the vessel is known for — the procession of points ascending the spine, the crossing of the crown, the arrival toward the face — starts here, in a hollow smaller than a thumbnail.
The catalogue records two classical offices for the point. It is a luo-connecting point — in channel theory, a designated junction where a channel sends out a connecting branch toward its partners — and it is a crossing-point, one of the places classical texts mark as meeting-ground where more than one vessel converges. The categories matter less for their mechanics than for their message: even classical cartography treats this lowest corner as a hub rather than a dead end. Precise accounts of which vessels meet here vary across the literature, so this page simply notes the recorded titles and leaves the debate to the commentaries.
There is a quiet poetry in the vessel’s direction of travel. The Du rises — from this humble origin, up along the spine, over the head — and in traditional imagery the rising governs: yang gathering from the root and ascending to warm and steady the whole person. Points at the bottom of such an ascending line carry, in that frame, the role of foundations. Traditional writers reached for foundation metaphors when explaining why a point tucked at the spine’s base could matter to complaints far above it; the imagery explains the logic of the old maps without promising anything about outcomes.
Traditional Indications, Explained
The recorded indications read: haemorrhoids, rectal prolapse, constipation, diarrhoea, epilepsy, and pain of the lower back, sacrum, and coccyx. The first cluster belongs, in the traditional frame, to the point’s home territory — the pelvic floor and the lower bowel. Classical practice traditionally used Changqiang for haemorrhoids and for rectal prolapse, conditions the old texts understood as descending, sinking movement of tissue, and for constipation and diarrhoea, the two opposite failures of orderly passage. One point serving both extremes fits a wider habit of classical prescribing, which often sent a well-placed point to encourage regulation rather than push in a single direction.
The pain indications need little imagination: a point seated beside the sacrococcygeal junction was the natural reach for aching across the lower back, sacrum, and tailbone. Epilepsy sits differently on the list. Its presence reflects how classical casebooks worked — gathering grave, dramatic conditions under the points discussed for them, within a medical world organised by categories unlike ours. Nothing in that record invites home management of seizures, then or now; the entry is documented for historical understanding, and seizure disorders belong wholly with physicians.
It bears repeating plainly: these are traditional uses recorded in a licensed dataset and classical literature, offered for cultural and historical understanding. They are not claims that pressing the point treats disease, and nothing here replaces assessment by a qualified clinician. Where modern research touches self-applied pressure at all, reviews suggest effects are modest and context-dependent, and evidence tied to any single point remains thin. Hold the tradition lightly and the safety rules firmly — especially with symptoms, such as rectal bleeding, that deserve professional eyes promptly.
Self-Care Acupressure at Home
With the point located by the walkthrough above, settle in: side-lying or seated forward on a chair edge, shoulders loose, breath slow. Bring the pads of two fingertips to the soft hollow just past the coccyx tip. Begin with contact alone — several unhurried breaths of simply resting there — then add small, slow circles, letting the skin glide over the tissue beneath. Pressure should register as pleasant dullness or mild warmth, never sharpness. A common home rhythm is one to three minutes at a sitting, once or twice daily, matched where possible to slow exhales; some people prefer a steady, feather-light hold to any movement at all, which serves just as well.
Quality outweighs duration, as with every point on this site. Warm hands help — chilled muscle guards, and this region guards more readily than most. Privacy is not mere modesty here but part of the technique: a relaxed pelvic floor receives light pressure quite differently from a braced one, so close the door, put the phone away, and give the practice room to be unremarkable. People who keep a routine tend to anchor it to an existing habit — after a morning shower, before bed — because regularity, not intensity, is what self-care traditions actually ask. Two minutes done kindly four days a week beats twenty bruising minutes done once.
Treat the exercise as a small ceremony of attention rather than a treatment session. Over weeks, notice what changes: perhaps the low back feels less clenched while you press, perhaps the area itself feels less tender to ordinary sitting, perhaps nothing shifts except that you spent two minutes attending to a part of yourself usually ignored. All of that sits comfortably inside the honest scope of self-acupressure. What sits outside it is escalation — pressing harder, longer, or deeper to compel a result. When curiosity pulls that way, return to gentleness, or simply close the day’s practice early.
Cautions and Safe Practice
The licensed record lists no specific cautions for Changqiang, and this page echoes that empty set verbatim rather than padding it. An empty caution field is not a safety certificate — it states that the dataset records no formal warning, which is a different thing. The site itself supplies the sensible constraints: this is delicate, private, cleanliness-minded territory where force, tools, and improvisation have no place. Professional disciplines apply their own protocols here; home self-care applies a simpler one, staying strictly on the surface and letting lightness do the work.
The practical rules follow from that picture. External contact only, ever — the practice lives on the skin behind the coccyx and goes no further. Hands washed, nails short and smooth. Skip the point over broken, irritated, infected, or bleeding skin, and while haemorrhoids are acutely inflamed or painful, resuming only once the skin is intact and comfortable. Stop at once on sharp, electric, or radiating sensation, and do not retry that day. Pregnant readers should consult a qualified practitioner before adding any new point practice; anyone with recent injury or surgery near the tailbone should wait until their clinician clears ordinary contact.
And the wider rule stands above everything: this page is educational, and acupressure is self-care, not diagnosis or therapy. Seek prompt medical care — not a pressure routine — for rectal bleeding, for pain that worsens or will not settle, for numbness or tingling spreading into the legs, for changes in bowel or bladder control, and for any symptom that frightens you. Persistent complaints belong with a licensed practitioner, physician or East Asian medicine professional as suits the situation. The safest gift Changqiang offers most people is acquaintance with their own body’s base, met with patience and kept clean.
Changqiang — Long and Strong — sits at the very base of the spine, below the tip of the tailbone, and opens the Du meridian’s long climb up the back. Classical practice reached for it when haemorrhoids, prolapse, or low-back ache troubled a person. This guide walks through finding it respectfully and pressing it gently.
Self-care limits
Frequently asked
- Can I really find Changqiang on myself, given where it sits?
- Yes — by touch rather than sight. Trace the midline of the low back downward until the bone narrows to the coccyx tip, then continue the same light contact a short distance further to the yielding hollow just past it: the dataset’s midpoint between the coccygeal tip and the anus. Do it lying on your side or seated and leaning forward, with clean hands and a closed door. Sight is never required, and nothing about the method reaches anywhere internal.
- Is it hygienic — or wise — to press in that area at all?
- Gentle, purely external fingertip contact on intact skin, made with freshly washed hands and short nails, is a reasonable form of self-care for healthy adults. The dataset records no specific caution for the point, though its setting asks for more cleanliness and less force than almost anywhere else on the body. Treat any broken or bleeding skin, an acute haemorrhoid flare-up, and sharp sensation alike as full stops for the day.
- What did classical practice use Changqiang for?
- The record lists haemorrhoids, rectal prolapse, constipation, diarrhoea, epilepsy, and pain of the lower back, sacrum, and coccyx. Classical theory casts the point as both a luo-connecting and a crossing-point of the Governing Vessel, which is why the old literature discusses it for complaints of the pelvic floor, the bowel, and the lower spine together. Those are traditional frameworks, documented for context — not evidence-backed treatment claims.
- Why would the Du meridian start at the very bottom of the spine?
- The classical map draws the Governing Vessel rising from the base of the trunk, up the midline of the back and over the head, uniting the yang channels along the way. Beginning at the lowest point gives the ascent its foundation, and traditional commentary leaned on that imagery: strength gathered at the root, then carried upward. Changqiang, as point number one, marks the doorway of the whole journey.
- Should haemorrhoid symptoms still go to a doctor?
- Yes whenever they include bleeding, severe or worsening pain, prolapse that will not ease, or changes in bowel habits — those deserve professional assessment promptly, whatever self-care you practise alongside. Think of the two as neighbours rather than rivals: daily comfort measures live at home, and clinical medicine keeps the consulting room for anything persistent, alarming, or unclear. Neither substitutes for the other.
Sources
- 01WHO Standard Acupuncture Point Locations in the Western Pacific Region (2008), World Health Organization — nomenclature conventions.
- 02A Manual of Acupuncture, Peter Deadman, Mazin Al-Khafaji and Kevin Baker — point-name tradition, luo-point and crossing-point theory, and channel context.
- 03aijiu-mpvue (MIT License) licensed dataset, entry for GV1 Changqiang — location, point class, actions, and indication record.
Last reviewed
牌記This leaf, for machines
Old books ended with a colophon saying who printed them. Every leaf here carries the same facts as structured data for agents and search, with no layout in the way.
- GET /en/points/gv1/leaf.json
- GET /zh-hant/points/gv1/leaf.json
- GET /zh-cn/points/gv1/leaf.json
- /llms.txt — the index of every leaf
- JSON-LD in the page: MedicalWebPage, MedicalEntity and FAQPage
{
"id": "GV1",
"name": {
"en": "Changqiang",
"gloss": "Long Strong",
"zh-Hant": "長強",
"zh-Hans": "长强"
},
"channel": {
"id": "GV",
"order": 1,
"of": 28
},
"location": {
"text": "Just below the tip of the tailbone, midway between the tailbone and the anus."
},
"for": [
"haemorrhoids",
"constipation",
"tailbone and low-back ache"
],
"press": {
"text": "Not for self-pressing: it sits right beside the anus. Leave it to a trained practitioner."
},
"cautions": [
"Intimate area beside the anus; do not press it yourself."
],
"source": "Zhenjiu Jiayi Jing, book 3",
"url": "https://acupoints.com/en/points/gv1",
"lastReviewed": "2026-08-24"
}