/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DingqianWang https://cdn.slidesharecdn.com/profile-photo-DingqianWang-48x48.jpg?cb=1590557063 Senior Application Architect for JEE powered internet services. Specialties: OOA/D,Java,Performance Tunning,Problem diagnosing Large scale and distributed internet applications. IoT (Internet of Things) platform building. http://www.alipay.com