Per customer's drawings and samples to customize the design and manufacturing of high quality very special screws and hardware.
按照客户图纸和样品进行非标特殊螺丝螺帽五金件的设计，定制，生产和销售。
Powder sintering: mixture, powder manufacturing, blending, pressing and vacuum or anti-vacuum sintering for all kinds of samples.
粉末烧结：各种粉末样品的配料、制粉、混料、压制、真空或非真空烧结等。
In the process of manufacturing heat exchanging device, it is general practice to make pressure test to each or samples of heat exchanging pipes.
在换热设备制造过程中，一般要求对换热管进行逐根压力试验或抽验。
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