公司理念：

億米 = 10的九次方米

納米 = 10的負九次方米 = 億分之一米

以行億米的決心成就億分之一米的精度，重諾守信，勤勉以行

Corporate philosophy:

Billion M = 10 nine meters

Nm = 10 - nine meters = 1/100000000 meters

Our determined is like to walk 100 million meters,Achieve the accuracy of 1/100000000 meters, the promise of trustworthy, diligent in line