Shanghai Huan Lei Information and Technology Co. Ltd. (HL) established in 2006, is a high-tech software company whose headquarter is located in Shanghai China. HL is specialized in comprehensive DNS solutions including the project design, product development and technical services.

In the past seven years, HL has always been committed to provide customers with the latest and greatest products and services, to upgrade the deployment of network services for our customers. Our products are proven, praise-winning and flexible enough to meet the needs of companies in any industry. We has remained the chosen DNS solutions providers for businesses including famous network providers and enterprises.

Persisting to the principle of "commitment to excellence ", HL strives for innovational concept, professional literacy, honesty and sincerity to provide customers with superior products and services.