MSK is one of the largest photovoltaic manufacturers in Japan. Entering the field of solar photovoltaic for more than 20 years, it is a well-known brand in the field of photovoltaic in the world. MSK is located in Nagano, Japan, and its power generation is about 100 MW. In 2005, the annual power generation of MSK was about 200 MW. The company is also one of the leading companies in the field of BIPV. Customized photovoltaic products for customers make buildings more beautiful by replacing traditional building materials. MSK also provides customers with total solutions. MSK provides comprehensive services, from optimization design before system installation to trial operation and maintenance after installation. ?