| Sun Mines Electrics Co., Ltd. |
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 | Manufacturer of various pumps of vacuums, magnetic air, roots, blowers, rotary blowers, ring well, sewage pumps exported to Americas, Europe, Asia and worldwide. |
| Zhong-Gang Auto Accessories Co., Ltd. |
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 | Manufacturer of automotive/ diesel truck/ heavy-duty machine parts, including fuel/ exhaust/ transmission system, chassises, front& rear axles, suspension, brakes, and more. |
| C & S Metal Products Co., Inc. |
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 | Manufacturer of lost-wax castings products, dewax casting parts, lost wax, mechanism, hardware casting, ceramic core, water soluble wax, precision casting, valve, pump parts, propeller, medical accessory. |
| Greenhill Metal Tech Corperation |
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 | Manufacturers and supplier of valves, impellers, pumps and casting parts including check valves, impeller rough moulds, chemical pump, textile pump, deep well outlet based, impeller core, ball valves, impellers, anti-frictions, inlet covers, acid alloy steels, pump shell impeller and stainless steel ingots, etc… exported to worldwide. OEM and ODM orders are welcome. |
| Ningbo Yinzhou Saivs Machinery Co., Ltd. |
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 | Manufacturer and exporter of various castings, including investment casting, sand casting, die-castings & various quick couplings. The products have been sold well in national market and also 60 percent are exported to America & Europe United. |
