It is a high-tech enterprisλ↕₽∞e that integrates the∞&¥ research and development,
production, sales, and ≈≈service of standard su"ε↔bstances/samples.
It is a high-tech ente ≈§rprise that integrates the resea∏γ≈rch and development,production, sales∑♥, and service of standar↔β÷♠d substances/samples♠∏.