2009

In May, Shanghai Jienai Plate Industry Co., Ltd. was incorporated and introduced a PC solid plate production line that combines domestic and imported products.

2010

The PC endurance board production line was successfully put into production and became one of the early polycarbonate board manufacturers in China.

2011

We introduced a specially customized production line for PC sunshine board, which was put into the market that year.

2012

The successful development of various wave plates further enriched the product variety.

2013

Successfully developed PC diffuse reflective solid plate for subway line project.

2014

SG25-10PC litchi grain board was successfully developed.

2015

We have successfully developed the vertical locking U-shaped plate, which has opened up a domestic position in the field of multi-layer sunlight plate.

2016

Jiangsu Wuxi Plate Products Factory was successfully put into operation, with the following processes: slitting, carving, bending, polishing, bonding, thermoforming and blistering. And successfully developed 3-10mm U-shaped lock solid endurance board, which solved the problems of endurance board installation and waterproof.

2017

The polycarbonate profile production line has been successfully transformed to enable the profile production line to produce special structure and applied plate types.

2018

Based on the 40mm thick 7-layer plug-in board, a 30mm thick 7-layer plug-in board was developed to save the use cost for customers and make the products more widely used.

2019

On the 10th anniversary of the establishment of the company, dealers and professionals from all over the country were invited to hold a grand celebration. We have successfully won large-scale lighting projects such as railway stations, high-speed railway stations, gymnasiums and greenhouses.

2020

Shandong Linyi Factory has successfully put into operation with an annual output of 150000 tons, and 5 PC sheet and profile production lines. Jienai's products are widely used in the field of anti COVID-19, and transparent separators, transparent anti fog masks and glasses have been developed to prevent the spread of the virus.

2021

Set up PC color masterbatch department, which can research, develop, sample, and produce in batches. One department is for its own use and most of it is for export.

2022

The company has successfully developed functional masterbatch -- fireproof V0 PC masterbatch. It has successfully won projects such as high-speed rail transit, new energy vehicles and curtain walls.

2023

We look forward to working with you to build a better future……