Beijing adayankhula Technology Co., Ltd. lili Beijing, China. Icho chinakhazikitsidwa mu 1998 ndi likulu mayina a n'chokwana miliyoni 33,8. Ife ndife akatswiri amapanga kuthamanga kutentha zida calibration. Mission wathu "kupereka apamwamba calibration zida kwa owerenga" .Now "SPMK" wakhala mtundu wotchuka m'munda wa kuthamanga & calibration kutentha. kampani chathu kuonjezera kafukufuku mankhwala chitukuko kukapanga luso ndi zimaonetsa kuti udindo oyang'anira mu munda. Ife tiri oposa 10 zofunikira chitsanzo eni luso mu 2009, ndi mapulogalamu onse akuthandiza dongosolo mayeso mapulogalamu muli Kalata mapulogalamu kukopera.