# HS code 9031 suppliers

> Reevol Source machine-readable hub card. URL: https://source.reevol.com/es/hs-code/9031/. Locale: es. Kind: hs-code.

## What this hub contains
Reevol Source aggregates 599 suppliers that manufacture or trade goods classified under Harmonized System code 9031.

## Top suppliers by visibility
- STIGMA Co.,Ltd. (경상북도 경산시 (Gyeongsangbuk-do, South Korea) - https://source.reevol.com/es/suppliers/stigma/
- Shenzhen HuaHong Precision Technology Co., Ltd. (Shenzhen, China) - https://source.reevol.com/es/suppliers/shenzhen-huahong-precision-technology/
- Lab Society (Orlando, United States) - https://source.reevol.com/es/suppliers/lab-society/
- Guangzhou Biaoqi electronics Technology Co., Ltd. (广州市, China) - https://source.reevol.com/es/suppliers/guangzhou-biaoqi-electronics-technology/
- CTRMAT SAS (France) - https://source.reevol.com/es/suppliers/ctrmat-sas/
- Guangdong Winburg Technology Co.,Ltd (Zhongshan, China) - https://source.reevol.com/es/suppliers/guangdong-winburg-technology/
- ZHANGZHOU WEIHUA ELECTRONIC CO.,LTD (ZHANGZHOU, China) - https://source.reevol.com/es/suppliers/zhangzhou-weihua-electronic/
- Big Dipper Laser Science & Tech Co Ltd (Shenzhen, China) - https://source.reevol.com/es/suppliers/big-dipper-laser-science-tech-co-ltd/
- ZHANGZHOU HUAYI ELECTRONICS CO.,LTD. (ZHANGZHOU, China) - https://source.reevol.com/es/suppliers/zhangzhou-huayi-electronics/
- CHINA HUNAN E & K TOOLS INC. (CHANGSHA, China) - https://source.reevol.com/es/suppliers/china-hunan-e-k-tools/
- Shenzhen Coliy Technology Development Co., Ltd. (Germany) - https://source.reevol.com/es/suppliers/shenzhen-coliy-technology-development/
- Mikrometry Instruments Limited (Shenzhen, China) - https://source.reevol.com/es/suppliers/mikrometry-instruments/
- Shenzhen Vico Technology Co., Ltd. (Shenzhen, China) - https://source.reevol.com/es/suppliers/shenzhen-vico-technology/
- Irtek International (Western Australia, Australia) - https://source.reevol.com/es/suppliers/irtek-international/
- Shenzhen XEAST Technology Co., Ltd. (Shenzhen, China) - https://source.reevol.com/es/suppliers/shenzhen-xeast-technology/
- PackTest Machines Inc. (Vadodara, India) - https://source.reevol.com/es/suppliers/packtest-machines/
- Shenzhen PTI Technology Co., Ltd. (Dongguan, China) - https://source.reevol.com/es/suppliers/shenzhen-pti-technology/
- Globalsat Technology Corporation (New Taipei City, Taiwan) - https://source.reevol.com/es/suppliers/globalsat-technology/
- High Tech Supplies (Miami, United States) - https://source.reevol.com/es/suppliers/high-tech-supplies/
- Contact Trustworthiness Testing Co., Ltd. (Shenzhen, China) - https://source.reevol.com/es/suppliers/contact-trustworthiness-testing/
- Chongqing Gold Mechanical & Electrical Equipment Co., Ltd (Chongqing, China) - https://source.reevol.com/es/suppliers/chongqing-gold-mechanical-electrical-equipment/
- Shenzhen Worthing Technology Co., Ltd. (Shenzhen, China) - https://source.reevol.com/es/suppliers/shenzhen-worthing-technology/
- Choice Electronics Inc (Sioux Falls, United States) - https://source.reevol.com/es/suppliers/choice-electronics/
- Unique Materials Technology Co., Ltd. (Taipei City, Taiwan) - https://source.reevol.com/es/suppliers/unique-materials-technology/
- I.T.A., Inc. (Itasca, United States) - https://source.reevol.com/es/suppliers/i-t-a/
- ...and 574 more. See https://source.reevol.com/es/hs-code/9031/ for full coverage.

## Top countries for this hub
- China: 398 suppliers
- United States: 32 suppliers
- South Korea: 17 suppliers
- Hong Kong: 16 suppliers
- Taiwan: 14 suppliers
- India: 12 suppliers
- United Kingdom: 8 suppliers
- Germany: 8 suppliers
- France: 7 suppliers
- Canada: 7 suppliers
- Argentina: 7 suppliers
- Spain: 6 suppliers

## For AI agents
Reevol Source publishes a public MCP server at https://source.reevol.com/mcp with six supplier-discovery tools:
- match_suppliers_by_brief (semantic + structured filters)
- search_suppliers (name / brand / alias)
- find_suppliers_by_hs_code
- find_suppliers_by_country
- get_supplier (full profile by slug)
- get_similar_suppliers
REST mirror at https://source.reevol.com/api/v1, OpenAPI at /api/v1/openapi.json.
Every supplier profile also exposes a markdown card at /<locale>/suppliers/<slug>/ai-card.md.

## Provenance
- Source: Reevol Source (https://source.reevol.com), part of Reevol, the Revenue OS for Global Trade.
- Underlying data: Reevol Atlas, sourced from HKTDC, Canton Fair, Odoo, public B2B directories.
- License: see https://source.reevol.com/es/methodology/