| Tan Kong Steel Ball Co., Ltd. |
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 | Manufacturer of carbon steel balls, chrome steel balls, chrome steel balls, high chrome alloy casting balls, brass and bronze balls, ceramic balls, plastic balls, hollow balls, burnishing media. Certificated of ISO9001 and ISO9002. |
| Sinmag Fitting Corporation |
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 | Manufacturer of high quality special alloy forging and steel casting, including stainless steel sanitary fittings, flange, stainless steel forging, castings, butterfly valves, sight glass, ball valves, etc. |
| Kong Yee Industrial Co., Ltd. |
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 | Manufacturer of powder metallurgy parts, cold/ hot metal forgings, aluminum/ zinc alloy, die castings for automotive, pneumatic tool, electric tool, automobile/ motorcycle, woodworking machine, sport equipment oil pressure cylinder, self-lubricating bearing, stainless steel, sewing machine, all sort of hardware parts, a wide range of quieter/ filter net. |
| Hei Full Industrial Co., Ltd. |
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 | Manufacturer of investment casting foundry with ISO 9001: 2000 certification approved by TÃœV CERT, Germany. The products are including carbon steel, stainless steel, alloy steel and non-ferrous hardware, including various of machinery parts of pneumatic tools, fluid equipment, auto, marine hardware, food machinery, sport facility, textile machinery, pipe fitting, aerospace and military equipments. |
| Haitima Corporation |
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 | Manufacturer of stainless and carbon steel ball valves, gate, globe, check valve and pipe fittings, etc. Obtained ISO9001, API 607 Fire-Safe Approval, CRN Registered, DVGW and PED 97/23/EC Module D1 certificate. |
| Best Die Casting Parts Inc. |
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 | Manufacturer of die casting products and mold with various kinds of aluminum alloy, copper alloy and zinc alloy. |
| Best Casting Industries Co., Ltd. |
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 | Manufacturer of die casting, zinc alloy & aluminium alloy die casting, wax casting and plastic injecting. |
| Tai Li Enterprise Co., Ltd. |
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 | Manufacturer of powder metallurgy, powdered metal parts, metal working. |
