Sunbow manufacture all kind of insulation sleeve in R&D, production and sales.

Sunbow was established in 2003, mainly engaged in research & development, manufacture and sales of various insulation sleeves. We has leading R&D team, had a batch of industry-leading production equipment and advanced testing equipment. After more than 20 years of steady development, with the joint efforts of all employees, now we has more than 60 patents, and successively gained the "Shenzhen High-tech Enterprise" in June 2015 and the honorary title of "National High-tech Enterprise" in December 2016, and the 2nd time successfully passed the "National High-tech Enterprise" review in December 2022. In June 2022, it was awarded the title of "Boutique New" small and medium-sized enterprise in Shenzhen, and it was awarded the "Technology-based" enterprise in Guangming District in 2022.