Hi everyone, i am fresh here, brief self-introduction, from China, 23, male, engineer, my jod is to design and develop ultra-low temperature freezer in my company, my major is english in college. so i hope to discuss with you in english, of course, if you want to learn Chinese or culture of China, just tell me and i can help you. I have to say sorry because i can't log in facebook or youtube because of some political reasons, but at here, we can talk about refrigeration technology and clutures, and i am waiting for your reply