Young-Jae Lee

Part of CS Corp. (Korea), Beijing C & S Microwave is a private company that wholesales furniture, household goods, electronic products, and building materials. The company is based in Beijing, China. The CEO of the Chinese company is Seung-Eun Phee.

CS Enertech Co., Ltd. supplies battery packs for automobiles and rail vehicles. The private company is based in Osan-si, South Korea. The South Korean company was founded in 2013. The CEO is Hong-Bae Lee.

MBK Co., Ltd. develops, manufactures and sells organic light-emitting diode (OLED) and sublimation purification apparatus for display products. Its products include OLED, dye-sensitized solar cell, organic field-effect transistor materials and organic intermediates. The OLED materials includes hole transport, hole injection and electron transport layers, fluorescent hose, green blue and red dopants. The firm offers sublimation services for OLED material suppliers and other electronic materials by offering vacuum sublimation purifier. In addition, it also engages in energy business, which manufactures batteries including rechargeable, acid, nickel cadmium, nickel metal hydride and lithium ion batteries. The company was founded on June 19, 2006 and is headquartered in Seongnam, South Korea.