Table of Labor Costs for Valve Installation

The following is the relevant information on the labor cost for valve installation:
Number of valves, valve unit price (yuan), labor cost (yuan)
50-100 pieces 2000-5000 30000-50000
50-100 pieces 3000-8000 40000-70000
100-150 pieces 2000-5000 50000-70000
100-150 pieces 3000-8000 60000-90000
150-200 pieces 2000-5000 70000-90000
150-200 pieces 3000-8000 80000-110000
Please note that the above prices are for reference only. The actual labor cost is determined by various factors such as valve type and quantity, pipeline system complexity, installation difficulty, and local labor prices. To ensure accurate budgeting, it is recommended to further negotiate with relevant construction units to understand the detailed cost structure, sign the construction contract, and then proceed with installation.