Changzhou Welldone Machinery Technology Co., Ltd is a technical researching & Package solution integrating company based on two factories (one dryer factory and one granulator factory) which has over 20 years manufacturing experiences. We are now also associating with other factory such as extractor factory, crystallization tank factory, evaporator factory, package machine factory etc to become a business league. We are able to provide more than just a single equipment, but becoming a package solution provider. Our products are widely used in pharmaceutical industry, food industry, chemical industry, environmental protection industry and so on.