On April 18, 2022, the sixth anniversary of Sinopec Epec’s operation and the release of the platform supply chain ecological construction results, Sinoseal won the first place in the Epec standard Index. Epec Standard (ES) is the first evaluation standard for industrial enterprises and products in China. And the Epec Standard Index is a comprehensive index that reflects the platform companies' corporate credit certification, product quality evaluation, dynamic evaluation of contract performance, market performance, etc., and fully reflects the comprehensive strength of the company.

As of April 2022, there are more than 13,000 enterprises that have passed the evaluation of Epec standard system certification. Sinoseal can stand out among a group of enterprises with strong strength, high quality and excellent brand. It fully reflects the excellent service capability and quality level of Sinoseal.