xtian co., ltd is a manufacturer of ALARM system in Shenzhen, China. We have products like gas alarm, CO alarm, GSM alarm and so on products. we also have video game accessory such as DANCE PAD, Game guitar, card reader, hdd player, modCHIPS, JOY STICK, JOY PAD, MEMORY CARD for PS2, PS3, WII. this year, we have new products such as electronic gifts, led lights to serve. if you have interest, pls feel free to contact with us!