GuaGuaLoong is a software developer that has independently developed the DuliDuli instant messaging software. With instant messaging as its core feature, DuliDuli also provides other services including collaborative OA, enterprise net disk, enterprise email and customer service system.

GuaGuaLoong believes in secure communication and strives to develop new technologies based on innovation and market demands. With the deepening of different scenario applications and continuously improving the quality of services, DuliDuli seeks to provide more meaningful products for its corporate customers. At present, DuliDuli has helped at least 100,000 users and thousands of enterprises integrate DuliDuli into their system to undergo a safe and efficient digital transformation.

After years of product development, from basic infrastructure to refined operation, GuaGuaLoong has built a mature, stable, multi-level and grid-based product system. With the advantage of diversified resources, mature team management and rich industry experience, DuliDuli is committed to promoting safety technologies and innovations, and envisions itself to be the leader of secure communications in the near future.