- GM Oil Purification / Oil Filtration Plant Manufacture Co., Ltd
- Address:No. 678 Nathan Road, Mongkok Country/Region: Hong Kong Zip:999077
- Lubricating Oil Purification Machine Manufacturing Ltd.
- Address:No. 24, Jiulong Street Country/Region: Hong Kong Zip:999077
- Jinling Auto Industry Co., Ltd
- Address:G / F, 63, Pilkem Street Country/Region: Hong Kong Zip:10098
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