chǎn / pǐn / fā / bù / qián / gōng / sī / yāo / qǐng / zhuān / jiā / píng / jià / tā / de / ān / quán / xìng / néng产品发布前,公司邀请专家评价它的安全性能。Before releasing the product, the company invited experts to evaluate its safety performance.