Kafa a cikin 2001, Shenzhen Hac Sadarwa na Fasaha Co., Ltd. shine kwararren masana'antar mara amfani da kayan mara waya a cikin yawan 100mhz a China.
Zamu iya tallafawa sabis na musamman. Zamu iya tsara PCBA, gidaje da samar da ayyuka kamar yadda buƙatunku dangane da ayyukan mara waya guda ɗaya, abubuwan da ba magnetic juriya na sirri , ultrasonic sensor, reed switch, hall sensor etc.