On June 26th, the exchange between the factory technicians and business personnel was held at DOING's headquarters in Zhengzhou to improve the quality of our customer service.
On June 21, 2019, the new steel plate rolling machine was introduced to DOING factory. This machine can highly improve the quality of waste plastic to oil machine.
Today, a technical seminar was held in DOING factory and director explained the latest manufacturing technology and then had a discussion on the details.
DOING built warehouses in Nigeria in order to shorten the time period and save two months of transportation time and more convenient after-sales service.