盟升转债盘中下跌2.01%报241.382元/张，成交额1.77亿元，转股溢价率20.32%

Core Viewpoint - The company Mengsheng Electronics has issued convertible bonds with a current trading price of 241.382 yuan per bond, reflecting a decline of 2.01% and a conversion premium of 20.32% [1] Group 1: Convertible Bonds - The credit rating of Mengsheng Convertible Bonds is "A" with a maturity of 6 years and a tiered coupon rate starting from 0.20% in the first year to 2.50% in the sixth year [1] - The conversion price for the bonds is set at 20.94 yuan, with the conversion period beginning on March 18, 2024 [1] - Convertible bonds allow holders to convert their bonds into common stock at a predetermined price, providing both debt and equity characteristics [1] Group 2: Company Overview - Mengsheng Electronics, listed under stock code 688311.SH, specializes in satellite navigation, satellite communication, electronic countermeasures, and data link technology, and is recognized as a national-level "little giant" enterprise [1] - As of March 2025, the company reported a significant increase in revenue and net profit, with operating income reaching 21.113 million yuan, a year-on-year increase of 48.01% [2] - The company has a concentrated shareholder structure, with the top ten shareholders holding a combined 49.52% of shares, indicating a strong ownership concentration [2]