Hengxin Science & Technology Co., Ltd. is a high-technology manufacturer and trading company based in Shenzhen, China, specializing in digital electronics products. Established in 2003, the company employs between 301 and 500 staff and operates a factory with precise mold and plastic emission product lines, including plastic mold production capabilities. They offer R&D, manufacturing, and trade services, functioning as a contract manufacturer and OEM supplier. Their core product lines include LCD advert players, LCD digital photo frames, digital media players, and web controllable pan devices, utilizing international advanced media player techniques and web remote functions. Hengxin Science & Technology Co., Ltd. holds ISO 9001 certification and has supplied OEM products for major brands such as Motorola and Nokia.
Guangzhou Shengxin Electronics Co., Ltd. is a professional manufacturer and wholesaler based in Guangzhou, China, specializing in high-performance car audio and automotive electronics. Established in 2009, the company operates a 5,000-square-meter factory equipped with seven production lines, including specialized AI, SMT, and Wave workshops. They maintain a monthly production capacity of 50,000 pieces and employ between 100 and 200 staff members, including a dedicated R&D team that collaborates with German and Korean designers to develop new products monthly.
The company's extensive product portfolio includes Class D car amplifiers, DSP processors, car speakers, subwoofers, active subwoofer boxes, and car audio equalizers. Additionally, they have over nine years of experience manufacturing HD car backup and rearview cameras. As a specialist in ODM and contract manufacturing, the company utilizes advanced equipment such as Siemens high-speed SMT machines and automatic glue machines to ensure precision. Quality control is a core focus, featuring a 100% four-hour aging test for amplifiers and adherence to ISO 9001:2008 and GB/T 19001:2008 standards.
Guangzhou Shengxin Electronics has established a strong international presence, exporting to markets across Europe, Russia, South America, Indonesia, Turkey, and the Middle East. Their reputation for reliability is further evidenced by long-term cooperation with major industry brands such as JBL.
High Performance 2100 Watts Mono Block Class D Amplifier$45