色777狠狠狠综合|亚洲精品午夜无码电影网|好吊色欧美一区二区三区四区|国产成人不卡无码免费视频|久99久精品免费视频热

設(shè)計資質(zhì)工程設(shè)計單位環(huán)境工程甲級、市政行業(yè)乙級、工程咨詢單位乙級

建筑資質(zhì)環(huán)境工程專業(yè)承包壹級、市政總承包貳級、機電總承包壹級、機電安裝專業(yè)承包貳級、水利水電工程施工總承包貳級

運營服務(wù)認證城鎮(zhèn)集中式污水處理設(shè)施運營服務(wù)一級、工業(yè)廢水處理設(shè)施運營服務(wù)一級

Design Qualification:

Engineering certificate for environmental project grade 1 and municipal drainage project grade 2、project consulting certificate grade 2

Construction Qualification:

Contracting certificate of environmental protection project grade 1

General contracting certificate of municipal construction grade 2

General contracting certificate of mechanical & electrical engineering grade 1

Contracting certificate of mechanical & electrical equipment installation for construction grade 2

General contracting certificate of water conservancy and hydropower project grade 2

Operational Services Certification:

Urban centralized sewage treatment facilities operation service level I

Industrial wastewater treatment facilities operation service level I