Group 1 - The company, Helen Piano, announced the convening of its sixth board meeting on September 1, 2025, to discuss the exemption of voluntary share restrictions for directors and senior management [1] - For the fiscal year 2024, the company's revenue composition is entirely from the Western musical instrument manufacturing industry, accounting for 100.0% [1] - As of the report date, Helen Piano has a market capitalization of 3.4 billion yuan [1]