Dual metamaterials separate oil and water by altering the wettability of the surface of an object, i.e. altering the attraction (surface tension) between molecules. The dual properties of materials, compared to water molecules, have a greater repulsive force on oil molecules.

On July 31st, the Personnel Administration Department organized the team leader's graduation event and invited the company's director-level to participate in this review. After more than 4 months of training and learning, the trainees completed a total of 27 professional courses.

Passionate Dragon Boat Festival in DSNOn June 25, it's Dragon boat festival. In order to promote traditional culture and create a strong festival atmosphere, on June 23, DSN held a competition themed "Welcome Dragon Boat Festival and happy Zongzi making competition".

In order to further enhance the fire safety awareness of all employees, improve everyone's self-prevention and self-help skills, and prevent fire accidents, our company organized a fire drill on June 19.

May is the warm season for dreams and youth. In order to enhance team cohesion and create a positive corporate atmosphere, DSN organized outdoor development activities on May 29. All the staff took the bus and came to the destination - Jinyuan with a smile of joy.