- Yiyang Chemical Co., Ltd
- Address:Yanzhou Jining City, Shandong Province Yanzhou,
- Hong Kong Chemical Co.,Ltd
- Address:CHONG MING ROAD Hong Kong Hong Kong Hong Kong
- Xin Si Chang International Limited
- Address:14B,Union Mansion,33-35 Chatham Rd. South Tsim Sha Tsui Kowloon,Hong Kong 111111 Hong Kong
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