

COMPANY NAME | Japan tousei-sangyou Co. Ltd. |
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ESTABLISHED DATE | 2019-10-25 |
ADDRESS | 3-chōme-16-5 Kamisawa, Fujimi, Saitama Japan. TEL:+81-4-9215-9229 |
PRESIDENT | Jennifer Pi |

PARENT COMPANY | Luoyang Junke Optronic Technology Co., Ltd. |
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ESTABLISHED DATE | 2007 |
ADDRESS | No. 111A B7, Block B, Luoyang National University Science Park, No. 2 Penglai Road, Luoyang Area
(Jianxi) of China (Henan) Pilot Free Trade Zone, Luoyang City, Henan Province 471000, P. R.
China TEL:+86-0379-65181617 |
PRESIDENT | Jennifer Pi |
BRANCH OFFICE | Suite 1201, 13A, Business Center, 6979 Hongshan, Longhua New District, Shenzhen City, Guangdong
Province, P. R. China TEL:+86-13525440689 |

History of the Group
- 2007Luoyang Junke Optronic Technology Co., Ltd. was founded with a registered capital of 5 million RMB.
- 2007Began sales of Mipox polishing consumables.
- 2007Qualified as an approved supplier for Jonhon Optronic Technology Co.,Ltd.
- 2008Started sales of MPO connectors from OE, Taiwan.
- 2008Began distributing products from US Conec and Hakusan.
- 2010Launched sales of NTT polishing machines.
- 2014Obtained distribution rights for LEONI.
- 2015Began cooperation with Odawara Engineering.
- 2018Started sales of Domaille products.
- 2019Established a Japanese subsidiary, Japan tousei-sangyou Co. Ltd.
- 2021Set up a Shenzhen office for Junke.
- 2021Acquired exclusive agency rights for the SUNCALL brand in Japan.
- 2022Developed and began production of Junke’s own brand of connectors.
- 2022Started sales of SUMITOMO products in Japan.
- 2023Became an authorized distributor for Changxinsheng.
- 2024Became an authorized distributor of optical fibers and connectors from SUMITOMO Electric, Japan.