It is a high-tech enterprise that₹ §" integrates the research and d $↕evelopment,
production, sales, and s✘λ≠₹ervice of standard substances/sample∑±>s.
It is a high-tech enterprise that int↕★×¥egrates the research and developme®→nt,production, sales, and s✘×←∑ervice of standard substa§₩₩¥nces/samples.