彩

cǎi (bright) color; variety; applause; applaud; lottery prize

钢

gāng steel

棚

péng shed; canopy; shack

施工

shī gōng construction; to carry out construction or large-scale repairs

承包

chéng bāo to contract; to undertake (a job)

协议

xié yì agreement; pact; protocol; CL:項|项[xiang4]

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