- Wanyi Company
- helium leak detector; air testerï¼› mass spectrometer.
- Address:new and high-tech zone, Hefei, Anhui, China
- Boyi (Tianjin) Pneumatic Technology Institute C...
- pressure gauge, pressure switch, sensor, transmitter, air leak tester, fllow meter, water meter, digital manometer, temperature switches, thermometer, regulator.
- Address:7th Factory Fenghua Industrial Park # 809th Avenue, Tianjin, Tianjin, China
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