China A-shares lab-grown diamond sector jumped at the open; Huifeng Diamond rose over 13% and Huanghe Xuanfeng gained over 9%, with Guoji Jinggong, Sifangda, Yingnuo Laser and Hengsheng Energy also higher. Media reported Huifeng Diamond's Baotou CVD

2026-06-12

China A-shares lab-grown diamond sector jumped at the open; Huifeng Diamond rose over 13% and Huanghe Xuanfeng gained over 9%, with Guoji Jinggong, Sifangda, Yingnuo Laser and Hengsheng Energy also higher. Media reported Huifeng Diamond's Baotou CVD production line is expected to begin production in early July.