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After-sales Service

There is a variety of principles and methods to test specific surface area and pore size distribution. It is very important to choose the appropriate testing methods and instrument. As a premier manufacturer, we will provide you with professional pre-sales technical advice to help you choose the most suitable products.


 Welcome to visit our company to have a look at our instrument and all the testing procedures; to communicate with technical experts face-to-face; to get direct advice from our experts.


 For potential customers, we will provide free services for samples testing  to ensure the right product model for customers.


There are many standards for testing specific surface area in various industries. Our company can provide customers technical consultation for domestic and international testing standards.

All rights reserved: Beijing JWGB Sci. & Tech. Co., Ltd. 
Record No. 110102003097