About Us

Longyan Shenghe Trading Co., Ltd — Your Trusted Chemical Partner

Who We Are

Longyan Shenghe Trading Co., Ltd is a professional chemicals trading company with over 8 years of experience, specializing in precipitated silica and other chemical products. Under our CENSIL® and Sensilchem® brands, we guarantee efficiency, reliability, and cooperation.

Through these principles and our dedication to honest and win-win trade, high quality service and sustainable development, we have established stable and long-lasting relationships with various renowned enterprises at home and abroad, garnering great support and trust from our valued clients.

Since our establishment, we have dedicated ourselves to the research and development of our products, and our factory holds the following certificates: FAMI-QS, SGS, ISO9001:2008, ISO14001:2004.

Our internal management strictly follows FAMI-QS standards to continuously improve our quality of management, ensuring high-quality product and service delivery.

Our Strengths

  • Professional manufacturer & exporter of silica products
  • CENSIL® brand - recognized quality worldwide
  • FAMI-QS, SGS, ISO9001, ISO14001 certified
  • Full range: precipitated silica, fumed silica, silane coupling agents, silica sol
  • Custom synthesis and OEM/ODM services
  • Direct factory supply to overseas markets
  • Expert logistics management and China sourcing assistance
  • Active participant in international exhibitions
  • Free samples available for evaluation

Our Products Focus

We focus on high quality performance chemical auxiliaries

Precipitated Silica

For rubber, feed, coating, tire, adhesive industries. Multiple grades including powder, micropearl, and granular forms.

Fumed Silica

Hydrophilic and hydrophobic types for coatings, adhesives, sealants, and specialty applications.

Silane Coupling Agents

Complete range including specialty silane coupling agents, customizable according to customer needs.

Feed Additives

SILSEP® brand integrated solutions for feed safety, animal health, and aquaculture management.