Hello, Mr. Dong, what does the company's wafer packaging and testing business mainly include? Which companies or types of companies do you mainly cooperate with? How is the performance of this business?

Sanan Optoelectronics: The company's LED special applications, RF front-end and power electronics businesses involve packaging business, and its main customers include LED application companies, mobile phones, Internet of Things, photovoltaics, energy storage, new energy vehicles and other fields.