On April 23, 2021, the China Electricity Enterprise Confederation released the "China Electricity Enterprise Confederation Self Commitment" on the national group standard information platform, and released a batch of standards jointly drafted by well-known enterprises in various industries across the country. Among them, our company's Chairman Wang Wencheng participated in the drafting of the group standard "T/CEC446.1-2021" Lithium Battery DC Power Supply System for Electric Power Part 1: General and Safety Requirements ". Being able to participate in the drafting of power industry standards by the State Grid Organization of China represents the company's leading professional foundation and strong technical strength in the power supply industry. It also signifies the company's continuous efforts in the power supply industry for many years and has been widely recognized by the industry. The company will continue to adhere to the enterprise development concept of "technology first", continue to invest, continuously strengthen the company's research and development capabilities, create more technological achievements, and create greater economic and social benefits.