Higashiikebukuro (Tsuginobiruonozo, Japan
Tosei Sangyo, founded in October 2019, specializes in optical connectors and new energy solutions. The company offers products from US Conec, including MMC connectors, MDC connectors, MT ferrules, and MTP® connectors. They also produce Japanese SUNCALL-MPO series connectors, which include 16-core and 32-core models, as well as multi-functional connectors, tail boot push-pull connectors, and LC pull uniboot connectors. Tosei Sangyo participated in the CIOE 2025 exhibition in China from September 10-12, 2025. The company's website was launched in May 2025.
Browsing, company names, locations and sectors are always free. A free account adds 5 contact releases every month — e-mail and phone, view or export. Need more? Contact packs start at 19 € for 50, or upgrade to a monthly plan.
Yes — no card required. Browsing is always free, and a free account adds 5 contact releases every month.
Your first 5 contact releases each month are included in the free account. After that, packs start at 19 € for 50 contacts (view or export), or a monthly plan for regular use.
Companies are harvested from the open web — registers, websites and industry directories — not self-registered sign-ups. Contact details are shown only once you use a release or credit, never invented.