Thursday, February 15, 2024

16 FEB 2024

[15:47, 16/02/2024] RONALD KH: swimming pool CL 0.5, PH 7.8


















[16:02, 16/02/2024] RONALD KH: both gate Valve very hard..








 

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20 JUNE 2024

[14:38, 20/06/2024] Edwin Chen 013: All OK? [14:45, 20/06/2024] Leung KH🍀: Okay [14:46, 20/06/2024] Leung KH🍀: 3,329ppm [14:46, 20/06/2024...