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How many meters of wells do Tanzhe Temple Hot Springs need to drill?

Tanzhesi Hot Spring needs to be drilled about 1000 meters. Hot spring drilling is different from ordinary drilling, and its depth and operation difficulty are very high, which requires high technical requirements for hot spring drilling. Hot spring drilling is the use of drilling equipment to drill slender holes in the ground 1000 meters. The diameter of the hole is about 40cm higher than the upper part, and the lower part is about 15cm, just like the upside-down bamboo shoots.