Beijing Promise Techology Development CO., LTD is a perfect example of the fusion between the mature experience of our workforce and innovative technologies concerning machinery involved in the production process of Solar Keychain. Our prolonged experience in serving a diverse clientele made us able to adapt constant technical change and improvement, leading to Australia,Canada,Germany,France,United Kingdom market share. The unmatched technical expertise in combination with a desire to be the best in the industry has pushed us ahead in line and we achieved US$2.5 Million - US$5 Million.We intruded the market back in 2008 as Supplier and Exporter of Solar Keychain with initial business capital estimating around US$5 Million. Since inception, Beijing Promise Techology Development CO., LTD is operating as a Private Limited company in Beijing, Beijing, China holding Using an agent.To ensure a finished product line we have gathered a force of professional grade technicians and innovative standard of processes. This is to mark perfection in all segments of business, from dealing with Solar Keychain to Solar Keychain.