信测转债盘中下跌2.13%报132.902元/张，成交额2513.34万元，转股溢价率0.08%

Group 1 - The convertible bond of Xince Standard experienced a decline of 2.13%, trading at 132.902 yuan per share, with a transaction volume of 25.1334 million yuan and a conversion premium rate of 0.08% [1] - Xince Standard's convertible bond has a credit rating of "AA-" and a maturity period of 1.8329 years, with interest rates increasing from 0.20% in the first year to 2.50% in the sixth year [1] - The company, Shenzhen Xince Standard Technology Service Co., Ltd., was established in 2000 and is one of the earliest third-party testing institutions in China, providing services across various industries including automotive, electronics, and life sciences [1] Group 2 - For the first quarter of 2025, Xince Standard reported an operating revenue of 166.1 million yuan, a year-on-year decrease of 8.04%, and a net profit attributable to shareholders of 37.147 million yuan, down 9.48% year-on-year [2] - The concentration of shareholding in Xince Standard is relatively high, with the top ten shareholders holding a combined 55.44% of shares, and the top ten circulating shareholders holding 37.91% [2] - As of March 2025, the number of shareholders is 18,210, with an average circulating shareholding of 6,003 shares and an average holding amount of 152,000 yuan [2]