the products of the group company are exported to 125 countries and regions at home and abroad, and the annual transaction volume exceeds 100 million yuan. the company currently focuses on building two major brands, " electric heat sink" and " sinton". the group company has quality management, environmental management system certification ISO9001, ISO14001, RoHS, OHSAS, explosion-proof certificate, ccc certification, ce certification, export registration, a number of invention patents, and a number of utility model patents (the above qualifications are only for a certain Single product, single specification, not applicable to all products).