The registration address of dongdong instrument and equipment ltd. Is located on the 8th floor of the huike commercial building, 28th street, changping village, dongping city, and is registered with the market supervision authority of dong chong city, with the legal representative wu haimei. The activities include sales of: colour measurement instruments, colour management instruments, colour control instruments and their associated accessories and software products, instrument meters, colour light boxes, measuring tools, electronics, hardware electronics, instrument accessories, computers; computer software development, equipment technology services; maintenance, maintenance: instrumentation meters, light boxes. (projects subject to legal approval to operate with the approval of the relevant department)