Hong Kong, China Special Administrative Region HS Code

HS Code 391721: Tubes, pipes and hoses, rigid : Of polymers of ethylene in Hong Kong, China Special Administrative Region

Q: Is HS code 391721 the same across all countries?

Yes — up to the 6-digit level, HS code 391721 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Hong Kong, China Special Administrative Region extends it under HKHS.

Q: What system does Hong Kong, China Special Administrative Region use to classify HS code 391721?

Hong Kong, China Special Administrative Region classifies products under the Hong Kong Harmonized System (HKHS; locally 香港協調制度), which extends HS codes to 8 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 391721 in Hong Kong, China Special Administrative Region?

The official source is https://www.customs.gov.hk/en/home/index.html. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 391721 in Hong Kong, China Special Administrative Region

Under Hong Kong, China Special Administrative Region's Hong Kong Harmonized System (香港協調制度), HS Code 391721 is the WCO Harmonized System subheading for Tubes, pipes and hoses, rigid : Of polymers of ethylene. This is the most detailed internationally standardized level; Hong Kong, China Special Administrative Region extends classifications to 8 digits under its national tariff system. 391721 belongs to Section VII: Plastics and articles thereof; rubber and articles thereof, Chapter 39: Plastics and articles thereof, Heading 3917: Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics.

Explore more 2026 Latest Hong Kong, China Special Administrative Region import export trade data and shipment records for HS Code Rigid Polyethylene Pipes on TradeInt global trade data platform

Classification Path of HS Code 391721 in Hong Kong, China Special Administrative Region

Section VII

Chapters (39-40) Plastics and articles thereof; rubber and articles thereof

Chapter 39

Plastics and articles thereof

HS Code 3917

Tubes, pipes and hoses, and fittings therefor (for example, joints, elbows, flanges), of plastics

HS Code 391721

Tubes, pipes and hoses, rigid : Of polymers of ethylene

HS Code 39172100

TUBES, PIPES AND HOSES, RIGID, OF POLYMERS OF ETHYLENE 硬質管、筒及喉，乙烯聚合物製

Hong Kong, China Special Administrative Region Tariff Classification: Hong Kong Harmonized System (HKHS)

In Hong Kong, China Special Administrative Region, HS 391721 is classified under the Hong Kong Harmonized System (香港協調制度) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Hong Kong Harmonized System (HKHS)

Local name 香港協調制度

Digits 8

Official source https://www.customs.gov.hk/en/home/index.html

You know what 391721 means. Now see 2026 latest real trade activity for Rigid Polyethylene Pipes in Hong Kong, China Special Administrative Region.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest Hong Kong, China Special Administrative Region Import Data Search 2026 Latest Hong Kong, China Special Administrative Region Export Data

Top Trading Product of HS Code 3917

Top Hong Kong, China Special Administrative Region import Product Under HS Code 3917

1 391740: Fittings $30.1M 2 391732: Other tubes, pipes and hoses : Other, not reinforced or otherwise combined with other materials, without fittings $23.8M 3 391723: Tubes, pipes and hoses, rigid : Of polymers of vinyl chloride $20.6M

Figures shown for 2025.

For more 2026 recent data, search for Hong Kong, China Special Administrative Region import trade records

Top Hong Kong, China Special Administrative Region export Product Under HS Code 3917

1 391740: Fittings $21.5M 2 391731: Other tubes, pipes and hoses : Flexible tubes, pipes and hoses, having a minimum burst pressure of 27,6 MPa $19.9M 3 391732: Other tubes, pipes and hoses : Other, not reinforced or otherwise combined with other materials, without fittings $12.7M

Figures shown for 2025.

For more 2026 recent data, search for Hong Kong, China Special Administrative Region export trade records

Related HS Code to Hong Kong, China Special Administrative Region Rigid Polyethylene Pipes (391721)

HS Code 39172100

TUBES, PIPES AND HOSES, RIGID, OF POLYMERS OF ETHYLENE

HS Code 391710

Artificial guts (sausage casings) of hardened protein or of cellulosic materials

HS Code 391722

Tubes, pipes and hoses, rigid : Of polymers of propylene

HS Code 391723

Tubes, pipes and hoses, rigid : Of polymers of vinyl chloride

HS Code 391729

Tubes, pipes and hoses, rigid : Of other plastics

HS Code 391731

Other tubes, pipes and hoses : Flexible tubes, pipes and hoses, having a minimum burst pressure of 27,6 MPa

HS Code 391732

Other tubes, pipes and hoses : Other, not reinforced or otherwise combined with other materials, without fittings

HS Code 391733

Other tubes, pipes and hoses : Other, not reinforced or otherwise combined with other materials, with fittings

HS Code 391739

Other tubes, pipes and hoses : Other

HS Code 391740

Fittings

Frequently Asked Questions

What is HS code 391721 in Hong Kong, China Special Administrative Region?

HS code 391721 covers Tubes, pipes and hoses, rigid : Of polymers of ethylene in Hong Kong, China Special Administrative Region. It sits in Chapter 39 (Plastics and articles thereof), Heading 3917 of the Harmonized System, and is classified under HKHS.

Is HS code 391721 the same across all countries?

What system does Hong Kong, China Special Administrative Region use to classify HS code 391721?

Where can I officially look up HS code 391721 in Hong Kong, China Special Administrative Region?