our company in cooperation with Shandong university, approved by shandong government, equipped with 3 production lines, we have established a well-operated R&D,production.marketing, sales, administration and HR system, thus, we have successdully certificated to ISO 9001 quality system, ISO 14001EMS and QEOHS. at the same time,we also abtained a lot of honors,Quality management award of Shandong province "top-10 enterprise" of china