Yiwei Lithium can obtain Japanese and Korean Patent Certificate for sealing structure and sealing method of Button Lithium Cell

On March 24th, Yiwei LiNeng (300014) announced that the company recently received patent certificates issued by KoreanIntellectual Property Office (Korea intellectual property Office (Korea intellectual property Office) and Japan Patent Office (Japan concession Office).

According to the announcement, the above invention patent provides a button-type lithium cell sealing structure and a sealing method to improve the tightness and safety of the button-type battery, while preventing the sealing ring from being damaged during the sealing process, resulting in battery failure. The patented technology of the invention has been applied to the "bean battery" independently developed by Yiwei lithium, and the unique "gold belt" patent design achieves better sealing and higher safety of the "bean battery".

Yiwei LiNeng said that the acquisition of the above invention patents will help the company to further give play to the advantages of independent intellectual property rights, strengthen the continuous innovation mechanism, and play a positive role in expanding the international influence of the company's products and its business in overseas markets.

It is understood that Yiwei LiNeng has always persisted in combining independent innovation with the advantages made in China. After years of accumulation, it has a complete independent intellectual property system. Official data show that Yiwei LiNeng has 2359 national patents and patent applications.

In 2021, Yiwei Lithium will be able to make frequent moves in terms of investment layout. On January 26th, Yiwei LiNeng and its controlling shareholder, Tibet Yiwei Holdings Co., Ltd., planned to jointly subscribe for the non-publicly issued shares of Zhejiang Huayou Cobalt Co., Ltd. with its own and self-raised funds of 1.8 billion yuan, of which the total subscription price of the company is 300 million yuan, and that of Yiwei Holdings is 1.5 billion yuan.

On February 19th, Huizhou Yiwei Power, a wholly owned subsidiary of Yiwei Lithium Power Hong Kong Co., Ltd., plans to invest its own funds in the construction of "passenger car Lithium Ion Power Battery Project (Phase I)" and "xHEV Battery system Project (Phase I)", with an investment amount of not more than 1 billion yuan and 2.6 billion yuan respectively. The announcement shows that the passenger car lithium-ion power battery project (phase I) project content is square lithium iron phosphate cell and module; xHEV battery system project (phase I) project content is 12V and 48V battery system. Huizhou Yiwei Power's investment mainly meets the supporting needs of customers such as international well-known car companies and domestic car-building new forces.

On March 10th, Huizhou Yiwei Power Battery Co., Ltd., a subsidiary of Yiwei Lithium Energy, plans to invest its own and self-raised funds in the construction of the "passenger car Lithium Ion Power Battery Project (Phase II)" with an investment of no more than 3.9 billion yuan. The announcement shows that the construction content of the second phase of the project is square lithium iron phosphate battery, the construction period is not more than 18 months, covering an area of about 175 mu. The company said that this investment is in line with the company's development strategy and long-term planning, and will further improve the company's power battery capacity.