Changzhou warmmany clothing Co., ltd. Is a China-Korea joint venture company. With its factory in Jintan city, Jiangsu province, it has its subsidiaries in Nanjing and Shanghai. The goal of the company is to build itself into a regionally based but internationally oriented manufacturer and business with increasing market shares in apparel and fashion. Contract Manufacturing: OEM Service Offered. No. of R&D Staff: 11 - 20 People. Total Annual Sales Volume: US$1 Million - US$2.5 Million.