![]() Dongrun Heat-Exchanger Shanghai Dongrun Heat-Exchanger (上海东润换热设备股份有限公司) is a company that specializes in the production of heat exchangers. | ![]() Lens Technology Lens Technology (蓝思科技股份有限公司) is a manufacturing company that produces components from materials such as glass, sapphire, ceramics, metals, and plastics. | ||
Founding Date | Founding Date 1937 | Founding Date 2001 | Founding Date 1993 |
Type | Type Private | Type Private | Type Public |
Tags | |||
Locations | Locations Fairfield, US HQ | Locations Shanghai, CN HQ | Locations Changsha, CN HQ |
Employees | Employees 35 | Employees 12 | Employees 136,458 |

Shanghai Dongrun Heat-Exchanger (上海东润换热设备股份有限公司) is a company that specializes in the production of heat exchangers.
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Lens Technology (蓝思科技股份有限公司) is a manufacturing company that produces components from materials such as glass, sapphire, ceramics, metals, and plastics.
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