Beijing Union Shengchao Technology and Trade Co., Ltd. is one of the early manufacturers of Leeb hardness testers in China, and currently has seven different types of hardness testers in the HARTIP series. In the more than ten years of research and development and production of the Leeb hardness tester, our company has independently developed a groundbreaking core technology, namely the full angle Leeb hardness tester. This is a huge contribution of our company to the entire industry, while also surpassing imported brands and becoming an internationally advanced product. Since the launch of our company's first hardness tester, the product has been highly trusted by users and marketed in developed countries and regions. SADT has become a well-known brand in the hardness tester industry both domestically and internationally. At present, our company's main products include Leeb hardness tester, ultrasonic thickness gauge, ultrasonic flaw detector, gloss meter, roughness meter, digital rebound tester, concrete rebound tester, metallographic microscope, etc. The company has always adhered to the principle of "winning respect with technological innovation; winning recognition with superior quality; winning trust with thoughtful service", continuously developing and growing, and has become a high-tech enterprise with independent core intellectual property rights integrating technology, industry, and trade, serving society and focusing on the future. At the same time, our company is also the authorized agent for multiple internationally renowned products in China, responsible for their sales and after-sales service in China. For example, QNix's coating thickness gauge from Germany, HEINE's industrial endoscope from Germany, MONARCH's stroboscope and tachometer from the United States, and MICROTEST's three-point internal micrometer from Switzerland have collaborated with world-renowned companies to provide terminal solutions for Chinese users. Thank you to friends from all walks of life for your consistent support and love for Shengchao Company. We sincerely hope to work together with friends from all walks of life to make progress. Welcome to call or write to us, we will be dedicated to serving you.