we started to manufacture rotary evaporator, jacketed glass reactor and multi-function reactor, chiller, and heating circulation bath since 2000 years, so we have full experience for manufacturing them for our every customer! Yuxiang Instrument owned big customer basement, and our annual quantity of sale have breakthoughted 10000units, and we assign our service team to important customer basement(Asia, Africa) to train and install our product. Our motto: First-Rate Service, First-Rate Quality. Welcome to new-old customer to purchase our product, we will guarantee high quality, preferential price. "First to be a good Man, then to do a good business ". This is our way of doing business. We firmly believe that a good business relationship must be based on good quality of products ,good people and good service. There is no other way out . We did so in the past, we are doing so right now and we will do so in the future. So, to corporate with HEB is to corporate with reliability. Time will prove it.