Karasawa was founded in 1920 and invested in China in 1998. Through industrial operations and capital operations, it has formed an enterprise integrating product research and development, manufacturing and trade, specializing in the research and development of various brakes, automatic internal speed change, and reducers. , charger (appliance), smart helmets, sports equipment, and elderly care aids. Rehabilitation medical devices, etc. The group consists of Tangze Transportation Equipment (Taizhou) Co., Ltd., Xiongying Metal Products (Taizhou) Co., Ltd., and Tangze Brakes (Tianjin) Co., Ltd. Hangzhou Tangze Technology Co., Ltd., Jiangsu Zhejiang-Tai Mechanical and Electrical Technology Co., Ltd., Tangze Industrial (Shanghai) Co., Ltd., Jiangsu Antutong E-commerce Co., Ltd., Kunshan Tangze New Energy Technology Co., Ltd., Taizhou Zetai Health Management Center, Jiangsu Tangze Precision Manufacturing Co., Ltd., Dongtai Tangze Precision Manufacturing Co., Ltd., Jiangsu Fashide Health Industry Co., Ltd., Shandong Puze Health Industry Group Co., Ltd., Japan シゲア Co., Ltd., Jiangsu Tangze Intelligent Technology Co., Ltd., Tangze Electronic Technology (Zhenjiang ) Co., Ltd., Cangzhou Tangze Communication Technology Co., Ltd., and Taizhou Zhejiang-Taiwan Enterprise Management Consulting Co., Ltd.

The company has a provincial engineering technology research center and a physical and chemical laboratory, and is a production base for non-motor vehicle brakes in China. There are hundreds of Bridgestone, Panasonic, Yamaha, Giant, Melida, Aidiya, Yadi, Emma, ​​Fujida, Colin, Phoenix, Xinri, Green Source, Xiaodao, Maverick, Lujia, Tailing, etc. A well-known domestic and foreign vehicle brands, as well as strategic partners in shared bicycles such as Decathlon, Panasonic, Japan's elderly care business unit, Meituan, Didi, Hello, etc. It is a member unit of the Executive Council of the China Bicycle Industry Association. It has participated in the formulation and revision of technical standards for bicycle and electric vehicle brake industry many times. It is the chairman unit of the Brake System Technical Committee of the China Bicycle Association. The company has successively passed the quality management system certification, environmental management system certification, and occupational health and safety management system certification. Tangze Group is recognized as a high-tech enterprise.

In 2016, Tang Zeren, with gratitude to the society and a sense of mission for the elderly care industry, aims to create a high-quality health care life, and combines its own advantages of integrating industry and trade to create high-quality elderly care products and overall solutions, direct and indirect services. More than 1 million parents and more than 500 elderly care institutions and communities have been favored by the majority of users. The company focuses on bathing, excretion, assisted mobility and rehabilitation for the elderly and people with limited mobility. Highlight the "old-friendly" direction and jointly develop a series of products suitable for the elderly and those with mobility difficulties with well-known domestic and foreign enterprises and colleges.

Tang Ze will carry out the vision of "serving the world with the quality and innovation of products. Become an expert who protects cycling safety, allows more people to enjoy the joy of sports, and allows more people to enjoy comfortable elderly care", and shoulders the "inheriting the century-old brand and leading it In the industry, we abide by the commitment to safety, protect the value of life, achieve Sophomore employees and repay the harmonious society, and strive to provide every customer with safe, high-quality and applicable products.