Jilin Jlu Communication Design Institute Co., Ltd(SZSE:300597) added to Shenzhen Stock Exchange Composite Index

Jilin Jlu Communication Design Institute Co Ltd is a company that provides communication network technology services. The Company operates two segments. The Design Business segment is engaged in providing communication network consulting, communication network survey design and network optimization services. The Engineering Business segment provides communication network engineering services and communication network maintenance services. The Company's clients include domestic and international communication operators, government agencies, enterprises and institutions. The Company operates in domestic and overseas markets, such as the Philippines.