際際滷shows by User: drtspark / http://www.slideshare.net/images/logo.gif 際際滷shows by User: drtspark / 際際滷Share feed for 際際滷shows by User: drtspark https://cdn.slidesharecdn.com/profile-photo-drtspark-48x48.jpg?cb=1677566201 - Business Planning specially in the field of Home appliances - Smart home solution consulting Specialties: Business Development and Planning Ph.D - microwave, extrusion, packaging worked for Samsung electronics - Microwave oven, Smart oven and Smart home solution