Laizhou Huayin Testing Instrument Co., Ltd.

Established in 1948, Laizhou Huayin Testing Instrument Co., Ltd. (Shandong Laizhou Testing Machine Factory) is a professional manufacturer of metal and non-metal materials hardness testers. The annual production capacity has exceeded 6,000 sets in 6 lines, which are classified as more than 40 different varieties and specifications, and over 100,000 pieces of various hardness standard blocks. The company has passed the approval of ISO9001 for its quality control system. Four kinds of products, which are model HB-3000 Brinell hardness tester, model HR-150A Rockwell hardness tester, model HRS-150 Rockwell digital display hardness tester and model HV-50A Vickers hardness tester, have continuously won silver medals in the nation-wide quality appraisement for 3 times. Moreover, our products are selling well in the domestic, American, European, and Southeast Asian markets, totally more than 50 countries and regions. In addition to all kinds of metal and non-metal hardness testers, we can also manufacture universal testing machines with different specifications. Presently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.