شركة شنغهاي لونج جوين للتكنولوجيا الكهربائية والميكانيكية المحدودة in September 2003 incorporated in Shanghai Baoshan District, specializes in light-controlled switching device design and development and manufacturing. February 14, 2016 implementation of the share reform and changed its name to Shanghai Long-Join Intelligent Technology Inc., May 30, 2016 in the NEEQ(National Equities Exchange and Quotations) listing, stock code 837588.MANUFACTURING RECORDS ال product-line assessment dated 13 January 2020 identifies the manufacturer and related production company, and records manufacturing and testing processes. It reflects the assessment date, rather than current production or staffing figures.PROJECT REVIEW Confirm current production capability, model configuration, order quantity, documentation and delivery schedule for your project in writing. Review the manufacturer’s quality-document directory for supporting records and request the exact model scope and current status.CHI-SWEAR is part of the LONG-JOIN Electronics brand network; it serves as our dedicated global portal for products and technology, designed to provide international buyers, engineers, lighting manufacturers, system integrators, and project partners with product information, technical solutions, and direct business support.Both websites operate within the LONG-JOIN Electronics manufacturing ecosystem, serving global customers in a complementary manner.One manufacturing ecosystem. Two dedicated digital portals. The trusted LONG-JOIN brand.