MDH Technology Co.,Ltd. (formerly known as Yantai Dynamic Technology established in 1988) specializes in the R&D, production, and sales of quartz crystal resonator products, which are classified as a new generation of strategic emerging electronic information products . The company was founded in 2016 and is located at No. 6 Heilongjiang Road, Economic and Technological Development Zone. Its currently operates production bases and R&D centers in both Yantai and Luzhou. Through independent R&D, MDH Technology has established the world's first smart factory in the crystal industry. Its technologies, such as whole-board manufacturing and laser sealing welding, are globally pioneering and protected by independent intellectual property rights. The company holds 19 invention patents, 44 utility model patents, and 21 software copyrights. It also operates both provincial and municipal-level enterprise technology centers. MDH Technology has deeply cultivated market development, boasting extensive customer resources, high service levels, reliable product quality, and strong customer relationships. Its products are exported to over 20 countries and regions across Asia and Europe. Key clients include leading domestic and international brands such as Sony, Sharp, Samsung, TP-Link, Xiaomi, Hisense, CommScope, Foxconn, Vistron, TCL, and Skyworth. MDH Technology is recognized as a National High-Tech Enterprise and a National Science and Technology-Based SME. It is the largest quartz crystal resonator manufacturing base in Northern China. The company has been honored as a Provincial-Level "Specialized, Refined, Unique,and Innovative" SME, a Provincial-Level New Economy Model Enterprise, and a Provincial-Level Integrity Enterprise. It has received dozens of accolades, including Provincial Technological Innovation Excellence Awards and Municipal Outstanding Private Enterprise awards.