Ningxia Longjing Ningguang kayan aiki Co., Ltd., wanda aka kafa a 1968, da farko a matsayin soja masana'antu 4430 masana'antu, shi ne gidan haihuwa na farko lantarki lantarki mita a kasar Sin. Bayan rabin karni na ci gaba, ya zama sanannen kamfanin fasaha na ƙasa. Longjing Ningguang ne kawai kayan aiki masana'antu a wannan masana'antu da biyu manyan kirkire-kirkire dandamali a lokaci guda da "kasa amincewa da kamfanin fasaha cibiyar" da kuma "kasa gida hadin gwiwar injiniya dakin gwaje-gwaje", shi ne wani muhimmin bangare na kasa kirkire-kirkire tsarin. Shekaru da yawa koyaushe mayar da hankali kan bincike da ci gaba da samar da kayan aikin ma'auni, manyan kayayyakin sune ma'aunin wutar lantarki, ma'aunin ruwa, ma'aunin gas, ma'aunin zafi, da dai sauransu, a lokaci guda za a iya samar da kayan aikin sarrafa ƙarshe, mai tattara, mai tattara hankali da tsarin sarrafa makamashi, shi ne manyan masu samar da kayayyakin ma'aunin makamashi da Longjingguan yana da kusan 30,000 murabba'in mita na zamani masana'antu masana'antu, shi ne na kasa ci gaba da gyare-gyare kwamitin dijital masana'antu nuni rukuni, kasa masana'antu da fasaha ma'aikatar fasaha masana'antu sabon samfurin gwaji kamfanin, ma'auni kayan aiki shekara-shekara hadaddun samar da damar miliyan 30 Longjining Guang kayayyakin tallace-tallace a cikin gida da kasashen waje, da tara dangantaka cibiyar sadarwa gudanar da kayayyakin sama da miliyan 40. A cikin shekaru da yawa, kirkire-kirkire shine ruhun ci gaban Longjining 光, kafa cibiyoyin R & D a hedkwatar kamfanin, Guangdong, Beijing, Hangzhou da sauransu wurare, a lokaci guda Longjining 光 ya yi amfani da albarkatun kimiyya da fasaha na gida sosai, ya fara sabon ra'ayi na "samarwa, ilimi, haɗin bincike", tare da Jami'ar Sin ta Hong Kong, Jami'ar Tsinghua, Jami'ar Arewacin China, Jami'ar Xi'an Jiaotong, Jami'ar Xi'an Electronic Science & Technology, Jami'ar Lanzhou da sauransu sanannun jami'o'i, a cikin gida da kasashen waje, kafa fiye da dakunan gwaje-gwaje goma sha biyu na haɗin gwiwar bincike da ci gaba Longjing Ninglight koyaushe mayar da hankali kan fasahar kirkire-kirkire a fannin ci gaba da ma'auni, da zaman kansa bincike, dogara da daban-daban patent fasahohi da m kirkire-kirkire sani, da gaba mataki fasaha da kayayyakin koyaushe kiyaye a gaba a cikin gida masana'antu. A lokaci guda mai da hankali kan karfin wuya, Longjiningguan ya mai da hankali kan ci gaban da gina karfin laushi na bincike da ci gaban kamfanoni. Tsarin R & D ya ci gaba da ingantawa, ingancin R & D ya ci gaba da ingantawa, R & D ya zama manyan motsi na ci gaban ci gaban kamfanoni.