Ludashi subject to Qihoo 360 was established in 2007, specialized in providing users with professional system optimization and hardware evaluation services. It covers 170 million hardware devices every year and has 34 million active users in the entire product line. It formally submitted an IPO in September 2018, striving to launch in Hong Kong stocks. Looda is the exclusive brand owned by Ludashi. It focuses on the field of mobile phone related hardware accessories, adheres to the product concept of "Intelligent Production, Quality Assurance", integrates upstream and downstream high-quality supply chains and Internet big data resources, and builds professional best quality products with the spirit of craftmanship.