JG vs SOTK Comparison

Aurora Mobile Ltd provides stable, and accurate developer services for educational and medical products. It is focused on providing companies with stable and efficient push notification services. It provides a comprehensive suite of services to mobile app developers in mainland China. Through its developer services, it gains access to, aggregate, cleanse, structure and encrypt vast amounts of real-time and anonymous device-level mobile behavioral data. It offers data services such as iAPP which helps the investors to analyze opportunities in the sector, Anti-fraud helps to identify fraud risks, iAudience, iZone and other related services. The company operates and generates its revenue from the People's Republic of China.

Sono-Tek Corp designs and manufactures ultrasonic coating systems that apply precise, thin film coatings to a multitude of products for the microelectronics/electronics, alternative energy, medical, and industrial markets, including specialized glass applications in construction and automotive. It sells products to emerging research and development and other markets. Its ultrasonic nozzle systems use high-frequency, ultrasonic vibrations that atomize liquids into minute drops that can be applied to surfaces at low velocity providing thin layers of protective materials over a surface such as glass or metals.