Harbin Optical Instruments Factory Co., Ltd. was founded in 1966. Luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio Luwawanu mu sadila kisalasala kio Luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio Luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio Luwawanu mu sadila kisalasala kio ye nkubukulu andi muna tunga bisalasala biampimpita, bisalasala biampimpita ye bisalasala biampimpita, luwawanu mu sadila kisalasala kio ye lundombe luaku. Bikonko bisoneka biampimpita muna tunga bisalasala biampimpita ye bisalasala biampimpita nkatu. Luwawanu mu sadila kisalasala kio luwawanu mu sadila kisalasala kio yambula bifuanisu biampimpita muna tunga bisalasala biampimpita ye bisalasala biampimpita ye biangolo. Toma zayikusu luwawanu mu sadila kisalasala kio mu sadila kisalasala kio luwawanu mu sadila kisalasala kio Luwawanu mu sadila kisalasala kio yambula bifuanisu biampimpita nkatu biampimpita muna tunga bisalasala biampimpita muna tunga bisalasala biampimpita.