Sweep the dust, memorial kitchen king, honey entrance spend a lunar year. Roses, chocolate, Valentine's day in pairs.

At 18:00 on February 2, 2018, DELTACHEM(QINGDAO)’s annual meeting officially began in Qingdao Seaview Garden Hotel.

March 8, 1911 is the first international women's day, which has experienced more than one hundred years of historical development

At 16:00 on the afternoon of March 20, DELTACHEM(QINGDAO) held the first campus propaganda conference of the year 2018 at the administrative building of Qingdao University of Science & Technology.

In order to improve the whiteness of the production, we want to increase the amount of whitening agent to achieve the goal, but the result is not white but yellowing fabric

Hexabromocyclododecane (HBCD) is a high-brominated aliphatic hydrocarbon compound.