Stock Market Morning Briefing

【Answer 1】 2. Excavator sales in February and March surged by 60%; annual sales may set another record high. Commentary: Sany Heavy Industry (600031) has outperformed peers in overseas markets, with its market share rising significantly; LiuGong (000528) plans to acquire five entities owned by its parent company LiuGong Limited, achieving a full listing; Aidi Precision (603638) produces high-end hydraulic components for excavators, which are increasingly replacing imported equivalents domestically. 3. Tight supply-demand balance drives bisphenol-A prices soaring to a 10-year high. Commentary: Puyang Huicheng (300481), a leading domestic manufacturer of maleic anhydride derivatives, has independently developed and produced hydrogenated bisphenol-A—filling a domestic gap—and its 3,000-ton-per-year hydrogenated bisphenol-A production facility is now operational. Luxi Chemical (000830) plans to invest in a 1.2-million-ton-per-year bisphenol-A project. Company Announcements 【Major Events】 Yuxing Co., Ltd. (300305): Projects Q1 2021 net profit attributable to shareholders at RMB 61.42–69.79 million, up 120%–150% year-on-year. Shenhuo Co., Ltd. (000933): Projects Q1 net profit at RMB 580 million, up 1,375.47% year-on-year. The primary driver is the substantial improvement in profitability of its electrolytic aluminum business. Zhonggang International (000928): Achieved Q1 net profit of RMB 123 million, up 1,290.85% year-on-year. Chalco (601600): Projects Q1 net profit at RMB 967 million, up approximately 30-fold year-on-year.

Aerospace Composite Materials Company: Profitability Continues to Improve; Production Capacity Enters a Phase of Rapid Expansion

【Answer 2】 New Social Security Fund Holdings. Recent Highlights: 1. Profitability continues to improve; Q1 net profit margin hits a five-year high. 2. Number of shareholders declined sharply over the past three months.