... cheaper 3.Quality is better 4.Brand can prited customer shenzhen ruanbo intelligent technology co.,ltd is a profession design ... hardware , software design,pcb assembly ,our company have our factory which in shenzhen,the acreage is 1000m2,we have 10 engineer in ... design and development, OEM was born.we are an design -production manufacture factory ,our factory have more than 60 workers ,have more than ...