SFP28 is the next generation of SFP+. It's widely used in the advanced optical network, especially in the data center and 5G wireless network. Its performance and cost has significant impact to the data center and 5G front haul.  
25G SFP28 series have been the Opway priority among R&D pipeline since late 2017. In March, 2018 industry SFP28 LR was launched. Afterwards, SFP28 40km ER、100m SR and 300m LR Lite were released 7 months later. With strong customer traction, SFP28 CWDM/LAN WDM/DWDM came into volume production prior to June, 2019.  For CWDM, it includes 12 wavelengths covering 1270~1370nm and 1470nm~1570nm. As for LAN WDM, it includes 9 consequential wavelengths with 800G Hz spacing. Regarding DWDM, it covers entire C-band. 

Opway SFP28 series products attracted a lot of attention once they were Released. A lot of capex were invested to ramp up the capacity. We are pleased to announce that total 100k pcs of SFP28 have been shipped out by the end of August. 
Moving forward, Opway will continue ramping-up to meet the growing demand. At the mean time we will leverage large scale production to reduce the cost and further improve the product performance. As always, we continue to provide the best product/service to help customer win, thus Opway win.