Recently, the State Administration for Market Regulation and the National Standardization Administration of China issued the National Standard Announcement No. 17 of 2018. Two national standards, GB/T 25121.1-2018 "Power Electronic Capacitors for Rail Transit Locomotive and Rolling Stock Equipment Part 1: Paper/Plastic Film Capacitors" and GB/T 25121.3-2018 "Power Electronic Capacitors for Rail Transit Locomotive and Rolling Stock Equipment Part 3: Double Layer Capacitors", drafted with the participation of Anhui Tongfeng Electronics Co., Ltd., have been approved for publication and will be officially implemented from July 1, 2019.

Since expanding the market of power electronic capacitors for rail transit in 2000, the company has continuously developed new products, explored new fields, mastered independent intellectual property rights, successfully achieved import substitution, and become the main R&D and manufacturing enterprise of this type of product in China. The products have been matched with domestic and foreign rail transit manufacturers such as CRRC, Bombardier, Alstom, etc.

The participation in the formulation of the two national standards mentioned above indicates that the comprehensive strength of the company's power electronic capacitor products in technology, management, and other aspects has been highly recognized by the industry, further enhancing the company's market awareness and competitiveness.