(1) The enterprise does not pr&₹oduce wastewater, and the domestic ∑γ  sewage is treated by the th≤✔↑↑ird-stage septic tank § to reach the third-level ®♦standard of the second peri™ ←od of the “Water Pollu↔✘&<tant Discharge Limit” (DB44/26-200' >1) of Guangdong Province, an∞ £φd then discharged into the municipal s↔✔ewage pipe. The net, the cateri󥩣ng wastewater is pret<¶reated by the oil-water separator a♣←nd discharged into the municip<≈Ω☆al pipe network. Acc& γ₩ording to the "Advice Opini→≤←♥ons on Design Conditions for D∞λφ∞rainage Facilities in Huadu District&q↑∑>uot; (Hua Shui Pao Xi₹♦a Zi [2018] No. 174), the company is l∑π×$ocated in the system service of Xi←✔→←nhua Wastewater Treatment Plant.