Masanori Ishida

Shashin Kagaku Co., Ltd. offers media and product innovation services. The firm engages in sales promotion, planning, printing, contents production, program development, and server management. It provides solutions for film measuring tools, circuit boards, and image processing devices. The company was founded in 1970 and is headquartered in Kyoto, Japan.

Part of SK-Electronics Co., Ltd., Finex Co. Ltd. is a leading manufacturer of light hoods used in high-precision industries. The company is based in Tainan, Taiwan and was founded in 2002. Finex Co. Ltd. provides manufacturing and sales services of thin-film crystals and color filters. The products have been adopted by the photoelectric factory certification and have rich performance. The Taiwanese company also has a healthcare division that offers the Wilmo "Villemeng" neurop electric stimulus for muscle electricity and instant output. The parent company, SK-Electronics Co., Ltd., is committed to promoting new career areas such as RFID and healthcare.

Part of SK-Electronics Co., Ltd., SK-Electronics Shanghai Co., Ltd. is a company based in Shanghai, China. The Chinese company specializes in designing and manufacturing photo masks.

Part of SK-Electronics Co., Ltd., SKE Korea Co., Ltd. is a South Korean company that specializes in the sales of large size photomasks. The company is based in Cheonan, South Korea.

Seiyu Audit Corp. provides accounting services. The private company is based in Kyoto, Japan.