ZK Corp has more than 420 employees, which engineering & research team has more than 100 management and technician with Intermediate Certificate and Senior Certificate,the products sold in more than 180 countries and regions. Our engineering & research team is positively involved in study of international new frontier technology, and participate variety industrial technical activities and discussion. By continuous accumulation and bring in advance technology and process, ZK Corp has become professional and R&D company in this field.