Established in 2003, Guangzhou Ronc Electronic Sciences & Technology Co., Ltd. Possesses two decades of extensive expertise in the selling of electronic products. We specialize in the research, development, sale, and service of a diverse range of items, including D V D RS, C D RS, U S B Flash Drives, memory cards, S S D, H D D, power banks, minicomputer, wireless earphones, and speakers. Recognized for excellence, our two independent brands, "RONC" and "INBEST, " enjoy a commendable reputation among our esteemed clientele.

Guangzhou Risheng Photoelectric Technology Co., Ltd was set up at the beginning of 2002. We are one of the top manufactures which provides BD-R, DVD+R DL, DVD+/-R, CD-R, DVD+/-RW. Our company has imported the most advanced production equipment from abroad, adopting the high-quality raw material and combining science of the integrity management, coordinating carrying out a stringent QC procedure in every process ranging from purchase production, delivery and service, etc. In order to ensure that our products have been continuously maintained its stabilization and perfection of quality. We have been constantly improved ourselves with new renovations in products to meet the varies international market demands.

Topford is focusing on storage media products with 26 years manufacturing experiences and 12 years exporting history. Dating from 1987, Topford started manufactory of 3.5" floppy diskette, which is our initial products in storage line. Till now, we still keep one floppy production line running to meet a certain customers' demanding. From 2004, we invested the optical disc production line equipped with ODM, 4M & ANWELL, opened our business in blank discs. Up to date, our products covers almost all the range of disc group from 700MB CD-R, DVDR, DL DVD+R, 25GB BD-R to mini CD-R/DVDR, CD-RW, DVDRW and CD/DVD/BD Replication. Monthly output reached 20 million in peak season.