Shangqiu Yinzhijian Biotechnology Co.,Ltd. ，the key brand is Doking., has professionally in producing bubble tea and coffee drink for about 29 years. The factory has more than 600 employees including R&D department, Purchasing department, Domestic and Foreign sales department, Transportation department,etc.We supply products and services to many famous Chain bubble tea shops and distributors around the world. And also have exported for more than 80 countries. And there are agency centers in Canada, the Netherlands, Myanmar, Vietnam and other countries.
We provide OBM, OEM and ODM products and services.Our Factory is a modern technological enterprise integrating planting, research and development, production and sales.