ViewSonic and Microsoft were the best-selling collaboration display brands in terms of sales through distributors in Q1 of 2019, according to The NPDViewSonic and Microsoft were the best-selling collaboration display brands in terms of sales through distributors in Q1 of 2019, according to The NPDViewSonic and Microsoft were the best-selling collaboration display brands in terms of sales through distributors in Q1 of 2019, according to The NPD