About Siyang Rodenticide Factory

Siyang Rodenticide Factory

Siyang Rodenticide Factory – Since 1985

Siyang Rodenticide Factory was founded on March 15, 1985, is approved by the former Ministry of Chemical Industry (now NDRC and MIIT) of the rodenticide designated production units, was originally a public collective enterprise, July 27, 1998 was converted into a private enterprise, became a general partnership (GP).

Bromadiolone, Brodifacoum and Difenacoum

Siyang Rodenticide Factory is currently designated by the Ministry of Agriculture as a “Restricted-pesticide site” (i.e., a technical-pesticide manufacturer previously designated by the National Development and Reform Commission and the Ministry of Industry and Information Technology). The factory currently supplies rodenticide products, brodifacoum technical material and bromadiolone technical material.

Currently, the factory produces four products, primarily for export overseas. These include: Brodifacoum TC (98%), Bromadiolone TC (98%), and two rodenticide intermediates registered with the Ministry of the Environment, “Difenacoum Stage 6” (C₂₂H₂₀O, CAS# 56181-66-9) and “Brodifacoum Stage 7” (C₂₂H₁₉BrO, CAS# 56181-82-9).

Designated “brodifacoum, bromadiolone” production

China has only two legal sites, located in Siyang County and Tianjin City.

( Brodifacoum, Bromadiolone, Difenacoum intermediates )

State-designated Site

In April 2003, with approval under document S.J.F. [2003] No. 108 issued by the Siyang County Development Planning Bureau, 10 mu (6,667 ㎡) of land located in the Siyang Economic Development Zone was purchased for capacity expansion. The expanded factory was completed in 2004 and successfully passed the ‘‘designated-site’’ audit for technical pesticide production by NDRC (National Development and Reform Commission), and began production in August. It is located in the east part of the development zone at the intersection of Songhuajiang Road and Beijing East Road.

# Latest update on the new factory site:

In accordance with the new planning requirements of the Economic Development Zone in Siyang County, Jiangsu Province, our factory relocated from No. 3 Beijing East Road to a new site North of Wujing Road and West of Gedonghe Road in September 2021. The new site covers an area of approximately 20 mu, which is twice the size of the original site. The new construction project complies with the latest environmental protection and safety regulations. The perimeter alarm system around the factory and the real-time monitoring system for the new hazardous materials warehouse have been fully integrated with the county’s 110 emergency response system in accordance with current regulatory requirements.

On September 15, 2019, the new factory site passed the Ministry of Agriculture’s “Restricted Pesticide Designated Site” review, with license number: Pesticide Operating License (Jiangsu) 32000013199, valid until September 14, 2026.
On June 18, 2021, the new factory site passed the inspection by the Emergency Management Bureau and was issued an Extreme Toxic Chemicals License, license number: Jiangsu (Suqian) Hazardous Chemicals Operation License No. (Siyang) 00323, valid until June 17, 2024.
In September 2021, the original factory storage of brodifacoum technical material and bromadiolone technical material was relocated to a new site under police escort by the county and development zone police department. The entire relocation process has been completed.
On June 24, 2024, the factory completed the renewal of its extreme toxicity chemical license. The new MEM license number remains unchanged, and the validity period has been updated to June 23, 2027.
In June 2025, the new factory site passed the safety inspection conducted by the joint inspection team of the municipal and county public security bureaus.

Factory production facilities

The factory covers an area of 10 mu, with the production workshop accounting for 1900 ㎡ and the hazardous chemicals storage area accounting for another 800 ㎡. The main manufacturing facilities feature 1000-2000-liter reaction kettles, as well as vacuum pumps, centrifuges, drying equipment and other equipment. Laboratory apparatuses include a Shimadzu HPLC (LC-20AT SPD-20A), electronic balances, nano-gram analytical balances, pH meters, digital melting point apparatuses, moisture determination equipment, etc.

Health, Safety, Security, Environment

Siyang Rodenticide Factory possesses complete auxiliary facilities, advanced manufacturing capabilities, strict production safety management and comprehensive environmental, health and security measures. The factory passed the ISO9001 quality management system in 2005 and the safety permit for hazardous chemicals from the SAWS in 2006. The environmental and safety evaluation of the production site passed the inspection in 2009 and was approved as a designated national pesticide production site by the Department of Raw Materials of the MIIT.

The safety permit was issued by the newly reorganized MEM after the relocation was completed in 2021. The plant’s monitoring and perimeter intrusion alarm system is currently networked with the Public Security Bureau in accordance with regulations.

Launched exports of bromadiolone TC and brodifacoum TC

The factory secured approval for self-export on June 1, 2006, thereby putting itself on the global map. The products Brodifacoum TC and Bromadiolone TC have been exported mainly to the European Union market for almost two decades.

GB = China National Standards (Mandatory quality)

Bromadiolone Technical Material (GB 20678-2006):
Active Ingredient/% ≥ 97.0, (our MOA registration is 98%);
Cis-trans Isomers α(A/B): 0.30;
Weight loss on heating/% ≤ 1.0, pH: 5.0-9.0.

(https://std.samr.gov.cn/gb/search/gbDetailed?id=71F772D77E7AD3A7E05397BE0A0AB82A)

Brodifacoum Technical Material (GB 20690-2006):
Active Ingredient/% ≥ 95.0, (our MOA registration is 98%);
Cis-trans Isomers α(A/B): 1.0-4.0;
pH: 4.0-8.0; Weight loss on heating/% ≤ 1.0; Acetone insolubles/% ≤ 0.5.

(https://std.samr.gov.cn/gb/search/gbDetailed?id=71F772D78000D3A7E05397BE0A0AB82A)

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| Brodifacoum Technical 98% | Bromadiolone Technical 98%
| C₂₂H₂₀O, CAS: 56181-66-9 | C₂₂H₁₉BrO, CAS: 56181-82-9

Bromadiolone Technical

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