RUIFENG CHEM: Shareholder Sang Peizhou, holding more than 5%, has reduced his stake to below 5%Zhitong·Nov 3, 2025 at 06:07 AM300243+3.98%
RUIFENG CHEM: The equipment for the ton-level pilot test facility of its subsidiary, Black Phosphorus, has entered the debugging stageZhitong·Oct 26, 2025 at 08:16 PM300243+3.98%
RUIFENG CHEM released its performance for the first three quarters, with a net profit attributable to the parent company of 24.3731 million yuan, a decrease of 33.35%Zhitong·Oct 24, 2025 at 07:08 AM300243+3.98%
RUIFENG CHEM shareholder Sang Peizhou plans to reduce holdings by no more than 2.4 million sharesZhitong·Sep 21, 2025 at 03:14 AM300243+3.98%
RUIFENG CHEM: The total amount of corporate income tax and late fees paid is 6.6771 million yuanZhitong·Aug 12, 2025 at 04:13 AM300243+3.98%
RUIFENG CHEM was awarded the provincial-level smart factoryZhitong·Jul 20, 2025 at 03:59 AM300243+3.98%
Zhitong A-share lock-up release overview | July 8Zhitong·Jul 7, 2025 at 08:01 PM601208+3.22%300243+3.98%
RUIFENG CHEM stated on the interactive platform that its holding subsidiary RUIFENG YUENENG is steadily advancing the construction of the ton-level pilot test facility as plannedZhitong·Jul 6, 2025 at 10:58 PM300243+3.98%
RUIFENG CHEM: The secretary of the board has been placed under investigation for suspected insider trading, which is a personal investigation and does not involve the company's stock tradingZhitong·Jun 13, 2025 at 06:24 AM300243+3.98%
RUIFENG CHEM's Secretary of the Board Zhao Ziyang has been placed under investigation by the China Securities Regulatory Commission for suspected insider tradingZhitong·Jun 9, 2025 at 06:54 AM300243+3.98%
RUIFENG CHEM released its first-quarter performance, with a net profit attributable to shareholders of RMB 5.2835 million, a decrease of 45.96%Zhitong·Apr 24, 2025 at 07:13 AM300243+3.98%
RUIFENG CHEM issued a profit warning, expecting an annual net profit of 21 million to 29 million yuan, a year-on-year decrease of 66% to 75.38%Zhitong·Jan 24, 2025 at 06:19 AM300243+3.98%
