Dongguan Changtai'er Electronics Co., Ltd. was founded in 1997, specializing in the development and manufacturing of potentiometers, encoders, and electronic switches. In 2004, it jointly established Hongtai Electronics (Dongguan) Co., Ltd. with Hong Kong Rainbow Tai Electronics Co., Ltd. The company currently has a factory area of 10,000 m2, with more than 1,000 employees, including over 100 professional technical personnel. Through the joint efforts of all colleagues for nearly 10 years, the company has now achieved integration in new product research and development, mold manufacturing, component manufacturing, and finished product assembly; creating a good image for "Changtai'er" in the industry. Its products have been used long-term by well-known enterprises such as SONY, SAMSUNG, PHILIPS, SANYO, ROCKRIDGE SOUND, TTI, CCT, BBK, Malata, Midea, Gangtai, Jiayin, and Desay. Since its establishment, the company has set the strategy of "people-oriented" to promote enterprise development, continuously innovating to enhance corporate competitiveness. The company has passed the ISO9001-2000 international quality management system certification, implementing a modern enterprise management model, closely following market trends, and pursuing a sustainable development strategic goal. With the development trend of the international market, all company products have met the requirements of the "ROHS" directive. There are more than 30 series and 800 specifications, widely used in: home appliances, automobiles, communications, toys, lighting, stage audio, instruments, and medical equipment. The company owns advanced processing equipment, precision testing instruments, and reliability test equipment, with an annual production capacity of over 100 million pieces. "Technological innovation, strict management, quality first, customer satisfaction" is the quality policy that the company has adhered to for nearly 10 years. Customer satisfaction will always be the eternal pursuit of "Changtai'er people."