It is a high-tech enter₹™prise that integrates the resear•÷ch and development,
production, sales, an↕α♥d service of standard substances/s↔'™amples.
It is a high-tech ent<®erprise that integrates the re∞<ε✘search and developmen •λt,production, sales, and service✘☆ of standard substance÷•δ♠s/samples.