英语纠错 采用追加分（主要是看语法）
I think that maybe you mistake customer's request,they don't want to us provide the optical modulateors to them.Because they don't konw whether you could design project 1 or project 2,this is customer's idea by themselves.And they only hope us to design microlens arrays so that a one-dimensional parallel light can be divided into Multi-beam parallel light whose angle change between ± 0.75 degrees.Please refer to project 1 in attachment.
There is a customer who is named TSA in Xi'an,they have purchased X-Y from JACK before,and the order no.is S20851686.But JACK provided customer the input end and output end of fiber which is all SAS.So customer wants to replace quondam fiber to another fiber which one side is a SAS,another side is SMA.Then JACK had agreed replacing of fiber free,and customer also would like to share freight &insurance for return fiber.Please kindly show me the RMA no.