Digital Intelligence participates in a major exhibition in Guangzhou.

Harbin Sanyong Metal Surface Technology Co., Ltd. was established in 1994 and has long been engaged in the contract processing of metal conversion coatings. In 2011, it founded a wholly owned subsidiary, Sanyong Gongda Technology Co., Ltd., which focuses on developing and marketing customer‑specific solutions as well as metal surface treatment technologies and related additives.

Sanrong Company is currently a director unit of the China Surface Engineering Association, a director unit of the Metal Conversion Coatings Branch of the China Surface Engineering Association, and the chairperson unit of the Harbin Metal Conversion Coatings Association. It has obtained dual quality‑assurance certifications under the national military standard GJB 9001C and ISO 9001, and was among the first batch of enterprises in China to be approved for a Pollution Discharge Permit.