Core Viewpoint - The first national group standard for rapid qualitative detection of sulfur dioxide in candied fruits using colloidal gold immunochromatography technology has been officially released, addressing a significant gap in the industry [1] Group 1: Standard Development - The standard T/HZQT0013-2025 was jointly developed by multiple organizations, including the Hangzhou Market Supervision Administration and the Linping District Market Supervision Administration [1] - The initiative aims to standardize the rapid detection of sulfur dioxide in candied fruits, which has been a prominent quality safety issue in the industry [1] Group 2: Technical Advancements - The new method overcomes the limitations of traditional colorimetric methods, which are affected by sample clarity and background color interference [1] - The colloidal gold immunochromatography technology significantly improves detection efficiency, allowing for preliminary results in just 20 minutes, compared to the previous three-day wait for third-party laboratory results [1] Group 3: Industry Impact - The innovative detection method reduces testing costs for companies, facilitating smoother production acceptance processes [1]

Group 1 - The core viewpoint highlights the economic growth and community development in Tangqi Town, Hangzhou, where the local candied fruit industry has significantly contributed to employment and income generation, showcasing a model of shared prosperity [1][2] - Tangqi Town has 33 candied fruit production enterprises, with a total output value exceeding 2.6 billion yuan last year, directly employing over 2,000 people and indirectly creating nearly 10,000 jobs through e-commerce and live streaming [1] - The brand Yajia Food, founded by Zhao Zhongliang, has evolved from a small family business to a significant player in the industry, achieving an annual output value of over 100 million yuan last year, with a workforce expanding from 20 to 170 employees [2] Group 2 - The company has shifted from low-price competition to a high-quality strategy, focusing on product quality and customer satisfaction, which has led to a doubling of output value this year [2] - Yajia Food has introduced over 30 new products annually, revitalizing traditional candied fruit offerings and expanding its market reach to international destinations such as the United States and Canada [2] - Employees like Fang Hongmei have experienced significant income growth, with annual earnings exceeding 100,000 yuan, reflecting the positive impact of the industry on local livelihoods and community development [3]