求英语高手帮忙看看这段公司英语简介，谢谢了

Different grade of MAC(产品名称) are designed and produced according to different market demand, GG sales department Ⅱ（第二销部门） is in charge of the marketing & sales to Europe and the area where high grade MAC(产品名称)??are needed. Due to focus on high-grade MAC(产品名称) only,our department don't accept low-grade order and low-price OEM order because we focus on high-grade products only. With the support of senior professors in local university, we he established a super hard material lab specially to analyze MAC(产品名称) , by the hard effort, we keep refining the MAC(产品名称) mixture for making NBC(产品名称). In addition, we are a member MAC(产品名称)??association and machine association??. In our association, we he the opportunity to get acquaintance of the newest and the best MAC(产品名称) technique and the machine from every cornor of the world. Base on this advantage, we strive for becoming the best cost-effect manufacturer of MAC(产品名称). By forceful technical support and scientific research, we always experimenting new formula to lower the cost on the premise of good quality. As the member of machine association, we he many opportunities to test hundreds of NBC(产品名称) from all over the world. We also appreciate that customers provide NBC(产品名称) technical information for us to research. 主要看看英语语法或者哪里是否需要，谢谢了