H-Spring Electronics Technic Co., Ltd. is a professional manufacturer with about ten-year history, specialized in electronic gifts, including various of calculators , LCD clocks, LED flashlights, binoculars, some other promotion gifts and other related products. We are a medium enterprise with a creative team of R&D for manufacture and export in China. Our products are successfully exported to over 30 countries and regions throughout the world, such as Europe, Canada, the Middle East and ...