I would say that there is Poet Inside.......

https://finance.yahoo.com/news/poet-technologies-announces-zktel-customer-120000607.html

“We have been working with ZKTel for more than a year and are pleased to announce a design win for POET with another module supplier that will go into production in 2024,” said Dr. Suresh Venkatesan, POET’s Chairman and CEO. “ZKTel is a highly respected and significant player in the China datacom industry and to collaborate with them through SPX is further validation of POET’s commercial and technical strategy. ZKTel has a robust product portfolio and an expansive number of end users. Through this collaboration, POET and SPX have a roadmap with ZKTel that goes beyond the initial 100G CWDM optical engine sales.”