Core Viewpoint - The company, Dongfang Zhongke (002819.SZ), clarifies that its main business does not involve quantum technology, despite having established extensive partnerships with various instrument manufacturers, including those in the quantum technology sector [1] Group 1 - The company is recognized as a leading testing technology service provider in China [1] - The company's primary business focuses on testing and measurement, not quantum technology [1] - The company has formed broad cooperative relationships with numerous domestic and international instrument manufacturers [1]