10th of August, 2017. At the request of scientific research institutions，Haixin
was researched and developmented Tungsten and Chromium alloy.
12th of August, 2017.After the testing the quality is completely up to standards.
15th of August, 2017.Try tested the sample，XRD show that the peak value is completely up to standards.
The Tungsten and Chromium alloy，put into the market.