Strong technical support Shanghai Yi Ke Chemical Technology Co., Ltd. was founded at the beginning, that is, adhering to the YCK company "customer success as their own responsibility," the professionalism of the establishment of a sound after-sales service system. In order to give technical support to customers to provide fast, timely and satisfactory, the company set up a representative office in Shanghai, Guangzhou and Chengdu, equipped with laboratories and a number of years of experience for engineers, as the regional technical service and support center.