How to check the eye for free?

Go straight into the Eye of Heaven and check official website. Tianyancha is an enterprise information query platform. You can go directly to Tianyan to check official website for free. Tianyancha mainly provides professional enterprise information query and enterprise relationship mining services, and provides users with search query function. The main information includes industrial and commercial information, litigation-related information, trademark patents, untrustworthy information, enterprise changes and annual reports, and enterprise relationship inquiries.