Shanghai Universe Traffic Technology Co., Ltd. is an integrated enterprise which specializes in manufacturing, developing and selling solar products (solar road studs delineators), reflective (reflective sheets tapes), traffic safety (safety mirrors, cones speed hums) other related ...

Mosquito is one of the most dangerous natural enemies to human beings, millions people have die in diseases which are spreading by mosquito, such as malaria. Especially, encephalitis and malaria serious China. Even now, hundreds scientists trying find out solution exterminate but still ...