Hwjchim ci ntsa iab Keeb kwm

1983

26

Tsim cov tuam txhab kev lag luam rau cov khoom siv dej.

1984

25

Waterproof installation thiab pab pawg saib xyuas tau tsim.

1986

24

Tsim los pab cov ntaub ntawv tshawb fawb thiab kev loj hlob pab neeg.

1988

23

Ua tiav 32 lub tsev tsim dej thaiv kev ua dej num.

1990

22

Pib rau kev nqis tes ua los tiv thaiv to hauv hauv kev aquaculture kev lag luam.

1993

21

Pib rau kev pib ua ib puag ncig engineering txug tej yaam.

1995

20

Tau pib los ua cov haujlwm txheej txheem dej thaiv dej ntawm qhov kev tsim kho av.

1998

19

Pib ua haujlwm tiv thaiv dej tsis muaj txheej txheem rau cov haujlwm ntim khoom pov tseg.

2001

18

Rov ua dua tshiab raws li cov khoom siv polymer cov chaw tsim tshuaj paus.

2002

17

Muab khoom plig tsev tsim nyog.

2003

16

2m dav PVC membrane yob ntau lawm kab.

2005

15

8m dav HDPE geomemrbrane ntau lawm kab.

2008

14

Lub Hoobkas tau raug WenChuan av qeeg.

2010

13

Rov tsim dua ib lub Hoobkas tshiab, 15000 sqm.

2013

12

Teeb tsa peb tus kheej kuaj sim.

2014

11

Yuav chaw ua haujlwm tshiab, 700sqm.

2015

10

Tsim software rau geomembrane muag kev tswj hwm.

2016

9

7m dav membrane tshuab cov kab tsim tawm. Muaj peev xwm 3 lab square metres hauv ib xyoos.

2016

8

Muab khoom plig qib thawj qib dej ua haujlwm.

2016

7

Ib lub zog ntawm PVC & TPO cov kab ntau lawm pib ua haujlwm, muaj peev xwm 2 lab square metres hauv ib xyoos.

2017

6

3m dav tsis-asphalt tus kheej-nplaum waterproof yob cov khoom siv cov khoom lag luam pib ua haujlwm , muaj peev xwm 2 lab square metres hauv ib xyoos.

2018

5

Tau txais kev tiv thaiv ib puag ncig kev tsim nyog.

2019

4

Hloov kho daim ntawv tso cai ua lag luam, tau sau npe peev $ 15 lab.

2020

3

Tau txais ISO9001: 2015 Kev Tswj Xyuas Kev Tswj Xyuas Zoo.

2020

2

Tau txais ISO40051: 2018 Kev Ua Haujlwm Kev Noj Qab Haus Huv thiab Kev Tswj Xyuas Kev Nyab Xeeb.

2020

1

Tau txais ISO14001: 2015 Kev Tsim Nyog Ib puag ncig.Qhov uas.