Vision and health training in Europe 2019
From September to November 2019, I was invited to visit …
Activities
International vision training in April 2018
In April 12, 2018, a British group of 12 people, led by …
International vision training in March 2018
Since March 22, 2018, about 20 friends from Peru, South …
International vision training in February 2018
On February 17, 2018, two American friends and about 20 …
Some companies leaders from Haikou came to visit and discussed the cooperation about improving wisdom and eyesight
Last week accompanied by some company leaders from Haik …