Formerly known as DLG Electronics, PYTES started its business in Shanghai over 19 years ago. Through years of dynamic development, PYTES has set up several manufacturing bases and sales centers domestically in Shanghai, Shandong, and Jiangsu and overseas in Vietnam, the USA, and the Netherlands, covering multiple areas including solar energy storage systems, packs for two-wheelers, cylindrical batteries, and other battery-related research, design, manufacturing, sales and service.

PYTES currently has total assets of over USD 104 million, 1000+ employees, and an annual capacity of 1.82 GWh. The corporation's sales revenue continues growing and reached USD 220 million in the year 2021.

PYTES has been consistently targeting to be an industry battery expert and to contribute to society with continuous business operations. Based on the company philosophy "Focus, Innovation, Pragmatism, Cooperation", PYTES has been striving for being a leading battery brand by offering high-quality products which meet the market and customer demands and providing customers all around the world with advanced green energy solutions.