It is a high-tech enterπ₽↕∞prise that integrates the research an∞★φ™d development,
production, sales, andα✔ service of standard substances/sampl× ¶®es.
It is a high-tech enterprise that integ↕↔¶rates the research and development,pro✘∑≤duction, sales, and ser✔✘∏vice of standard substances/✔✔samples.