On 14-15 March 2018, OHARA came to meet and optically negotiate the 2018 purchase plan.

   The original small company purchasing department principal Mr. string peak (left), Sheng and engineer Liu Minggang Mr. (second from left), the original small company division minister Kai Numa Mr. (in),Sheng and chairman Lan Suisheng (right two), Sheng and manager of Mr. Luo Jianmin (right one)

July 5-8, 2016, Japan's Minister of Division Mr. Obara open

marsh to Division I to discuss cooperation matters in the second half.

28-29 September 2015, Japan Ohara Company (OHARA) again to visit my company to discuss matters relating to procurement of raw materials in 2016, and toured part of the company workshop.

April 16, 2015 Ohara company to visit our company and discuss business 

October 17, 2014 Ohara company to visit our company and discuss business

September 2014 Japan Obara (Optical) Co., Ltd. (OHARA) to our business

2014 Japanese Ohara Corporation (OHARA) to our business

November 2013, Japan Ohara Corporation (OHARA) to visit our company to learn

Exhibition of Japanese companies to participate in Shenzhen Optoelectronic Kohara (optical) and Sheng Corporation representatives and company representatives to discuss the procurement matters (right two small former company president)

2010 Japan Obara (Optical) Co., Ltd. and Lingbao Sheng and optical glass materials limited liability company formally signed

         Japan Obara (optical) Corporation sent representatives to Sheng and company site visits, establish partnerships