KODENSHI集团1972年创始于日本京都，行业内亦称为光电子集团。经过40多年的发展，KODENSHI集团在全球拥有多个研发、生产基地及全球化销售网络，成员遍及中国、日本、韩国、美国、新加坡等多个国家，如今已成为世界一流的半导体公司。

为了致力于中国市场，服务中国客户，KODENSHI集团早在1992年即进入中国，先后在沈阳、大连、深圳、上海等地投资创建沈阳中光电子有限公司、可天士半导体（沈阳）有限公司等多家企业。并在北京、上海、深圳、青岛、合肥、成都、香港、台湾等地设有销售公司及办事处。
 
可天士半导体（沈阳）有限公司作为KODENSHI集团在华拓展中国市场的的主导品牌，继承了集团产品的高品质、高信赖性的基因，用高品质产品和一流的技术服务于大中国区客户。拥有从Wafer制作、IC设计到产品封装，直至模块开发，OEM/ODM等业务的专业能力。主要大中国区域的新产品开发、市场开拓、渠道管理、技术支持、售后服务等相关业务。
 
沈阳中光电子有限公司成立于1992年8月，注册资本6,546,000美元。公司位于沈阳经济技术开发区，现有员工2000多名，主要从事光电二极管、光电三极管、光电开关、光电编码器、纸张感应器，光电耦合器等光电器件的开发、生产与销售。
 
随着KODENSHI整体实力的上升，公司逐渐得到了社会的认可，相继通过ISO9001/ISO14001体系认证，并多次荣获辽宁省“高新科技”企业，沈阳“双优”企业，沈阳市“先进外商投资”企业，沈阳市外商投资“进口创汇十佳”企业等称号。
 
多年来，KODENSHI不断追求与客户共同发展的经营理念，把诚信、合作作为公司与顾客交往中的基本准则。KODENSHI公司注重人才培养，洞察和把握行业趋势，围绕客户需求持续创新，始终奉行以最优质的产品服务贡献于未来社会的企业精神，凭借强大的技术实力为客户不断创造价值，共创双赢。

KODENSHI SY CORP. (KSY), founded in August 1992, was invested by AUK Corporation of KODENSHI AUK Group, Located in Shenyang Economic and Technological Development Zone, and is mainly engaged in R&D, production and sales of photoelectric devices such as photodiodes, phototransistors, photointerrupters, encoders, paper sensors and photo couplers, etc.

As one of the KODENSHI AUK group's series of company,KODENSHI CN devoted itself to Chinese market and served Chinese customer.Offer the high quality and the top-ranking technical service for Chinese market as the same as in Japanese,Korean and European market.The group have been in China since 1992 and setted up many companies in Shenyang,Dalian,Shanghai and other areas.Also setted up many sales companies and offices in Bejing,Shanghai,Shenzhen,Qingdao,Hefei,Chengdu,Hong Kong,Taiwan and other areas.The photoelectric semiconductor,LED,and LED lighting products are main product line.KODENSHI CN's products are used in  ourdoor and indoor lighting,commercial lighting,industrial lighting and specific lighting,auxiliary lighting and so on.We will explore the best plan of LED technique for our customers.And we have already offered LED plans for many enterprise and companys.KODENSHI CN can foresee and hold the industry trends tightly.Innovating steadly according to customers needing.Rely on the strong technical strength,create values for customers with advanced products and services.Innovate and win together.
 
KODENSHI AUK Group, founded in Kyoto in 1972, during 40 years of has developed has become a worldwide manufacturer of semiconductor devices. We have a lot of research and development, production and sales agency in the word all over China, Japan, South Korea, America, Singapore, Hong Kong, Taiwan, Europe and so on.

Since its establishment, the company has mainly undertaken the production of the group, with its production scale continuously expands ,product category constantly enriches, and sales performance stably promotes. At present, our company has become one of the largest production bases of the group, and has a powerful product and equipment R&D center.

With rising integral strength, the company has obtained social approval gradually, has passed the certifications of ISO9001, ISO14001and ISO/TS16949, and has won the titles of Liaoning “High and New Technology” Enterprise, Shenyang “Double Excellence” Enterprise, Shenyang “Advanced Foreign Investment” Enterprise and Shenyang Foreign Investment “Top Ten Enterprises of Earning Foreign Exchange through Export” for many times.

For years, KSY has been continuously pursuing the business concept of “Common Development with Customers” and regarding credit and cooperation as the basic practice in contacting with customers .The company values personnel training and technical innovation ,and upholds the spirit of “Make Contribution to the Society with the Best Products and Services ”all the time.