Il-Nam Nam

KUMHO POLYCHEM Co. Ltd. manufactures synthetic rubber products. Its products include EPDM, TPV, and KEPA. The company was founded on June 5, 1985 and is headquartered in Seoul, Korea.

HANKOOK Silicon Co., Ltd. manufactures and sells semiconductors and solar batteries. It also offers products such as ingot and wafer and solar cell and module. The company was founded on 31, January 2008 and is headquartered in Seoul, South Korea.

Lake Materials Co., Ltd. manufactures and sells light emitting diode, green energy, and electronic materials. Its business areas include Liquid Emitting Diode (LED) materials, eco-friendly materials, electron materials, and different types of metallocene catalyst. The products for LED matrials include Trimethylgallium, Triethylgallium, Trimethylindium, Trimethylaluminium, and Bis magnesium. The products for eco-friendly materials include rimethylgallium and Diethylzinc. The products for electro materials are used for Liquid Crystal Display, Semiconductor, and battery. The company was founded on May 13, 2010 and is headquartered in Sejong, South Korea.