Hong Kong, China Special Administrative Region HS Code

HS Code 293951: Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts in Hong Kong, China Special Administrative Region

Q: Is HS code 293951 the same across all countries?

Yes — up to the 6-digit level, HS code 293951 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 293951?

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 293951 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 293951 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 293951 is the WCO Harmonized System subheading for Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts. This is the most detailed internationally standardized level; Hong Kong, China Special Administrative Region extends classifications to 8 digits under its national tariff system. 293951 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2939: Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives.

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

Classification Path of HS Code 293951 in Hong Kong, China Special Administrative Region

Section VI

Chapters (28-38) Products of the chemical or allied industries

Chapter 29

Organic chemicals

HS Code 2939

Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives

HS Code 293951

Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts

HS Code 29395100

FENETYLLINE (INN) AND ITS SALTS 芬乃他林（INN）及其鹽

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

In Hong Kong, China Special Administrative Region, HS 293951 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 293951 means. Now see 2026 latest real trade activity for Theophylline and Fenetylline in Hong Kong, China Special Administrative Region.

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

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Top Trading Product of HS Code 2939

Top Hong Kong, China Special Administrative Region import Product Under HS Code 2939

1 293911: Alkaloids of opium and their derivatives; salts thereof : Concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof $3.4M 2 293930: Caffeine and its salts $979.1K 3 293979: Other, of vegetable origin : Other $791.1K

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 2939

1 293930: Caffeine and its salts $851.5K 2 293979: Other, of vegetable origin : Other $474.1K 3 293959: Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Other $272.6K

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 Theophylline and Fenetylline (293951)

HS Code 29395100

FENETYLLINE (INN) AND ITS SALTS

HS Code 293911

Alkaloids of opium and their derivatives; salts thereof : Concentrates of poppy straw; buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), hydromorphone (INN), morphine, nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof

HS Code 293919

Alkaloids of opium and their derivatives; salts thereof : Other

HS Code 293920

Alkaloids of cinchona and their derivatives; salts thereof

HS Code 293930

Caffeine and its salts

HS Code 293941

Ephedrines and their salts : Ephedrine and its salts

HS Code 293942

Ephedrines and their salts : Pseudoephedrine (INN) and its salts

HS Code 293943

Ephedrines and their salts : Cathine (INN) and its salts

HS Code 293944

Ephedrines and their salts : Norephedrine and its salts

HS Code 293949

Ephedrines and their salts : Other

Frequently Asked Questions

What is HS code 293951 in Hong Kong, China Special Administrative Region?

HS code 293951 covers Theophylline and aminophylline (theophyllineethylenediamine) and their derivatives; salts thereof : Fenetylline (INN) and its salts in Hong Kong, China Special Administrative Region. It sits in Chapter 29 (Organic chemicals), Heading 2939 of the Harmonized System, and is classified under HKHS.

Is HS code 293951 the same across all countries?

What system does Hong Kong, China Special Administrative Region use to classify HS code 293951?

Where can I officially look up HS code 293951 in Hong Kong, China Special Administrative Region?