Circuit kimiyya kayan aiki (Shanghai) Co., Ltd ne wani Sino-Jamus hadin gwiwa, kwararru sadaukar da masana'antu gwajin kayan aiki kayan aiki da kuma samar da rashin aiki bincike da kuma aminci bincike cikakken tsari, kamfanin yana da sana'a fasaha tawagar, ko kafin tallace-tallace, tallace-tallace ko bayan tallace-tallace, koyaushe bi kamfanin falsafar "sana'a mayar da hankali, cikakken zuciya sabis".

Circle wakili gudanar da duniya ci gaba dakin gwaje-gwaje gwaje kayan aiki, duka da fasaha kwarewa da kuma kasuwanci bashi suna da babban daraja. Circle abokan ciniki sun hada da yawa duniya sanannun kamfanoni, da kuma daban-daban cibiyoyin bincike, masana'antun da suka shafi ciki har da cibiyoyin bincike, karfe, PCB、 lantarki, mota, kayan aiki, filastik, gilashi, lu'ulu'u, da dai sauransu