Zheng Quan Shi Bao Wang·2025-05-16 10:31Core Viewpoint - The cultivated diamond sector has shown a positive performance, with a 1.93% increase, ranking 8th among concept sectors, indicating a growing interest and investment in this area [1]. Group 1: Market Performance - As of May 16, the cultivated diamond concept saw 12 stocks rise, with *ST Yazhen hitting the daily limit, and notable gains from Mankalon (8.55%), Chaohongji (6.90%), and Boyun New Materials (5.60%) [1]. - The sector experienced a net inflow of 189 million yuan from main funds, with Chaohongji leading the inflow at 78.83 million yuan, followed by Boyun New Materials and Huanghe Xuanfeng [2][3]. Group 2: Fund Flow Ratios - The top net inflow ratios were observed in Chaohongji (14.99%), Huanghe Xuanfeng (10.74%), and Yuyuan Shares (6.60%), indicating strong investor confidence in these stocks [3][4]. - The cultivated diamond sector's fund inflow rankings highlighted significant activity, with Chaohongji and Boyun New Materials showing high turnover rates of 6.08% and 22.06%, respectively [3].