How to do usability testing in China English is not as widely spoken in China as it is in many other countries, so there is a strong likelihood that you will need to have simultaneous translation of any responses being made under lab conditions. This inevitably slows the process plus there is always the possibility that something may be lost in translation or missed simply due to the nature of the exchange. Trying to take in the translation, while observing subjects for other clues and indicators, can become quite difficult and distracting. And, of course, it also makes the operation more expensivand time-consuming, as you have to find and pay for, a reliable and skilled translator. So a reliable local vendor is extremely important to help you handle …