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How Do You Bill Customers Who Have Never Received a Water Bill?

Across Africa, millions of households are not metered. They pay flat rates — often based on estimates that bear no relation to actual consumption. In Johannesburg, 99,000 “deemed customers” in Soweto, Alexandra, and Orange Farm are billed a flat rate for 10 to 20 kiloliters, but investigations show actual consumption

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Why Is Over 40% of Your Treated Water Never Billed?

In Johannesburg, non-revenue water (NRW) has reached 44.8% — nearly half of all treated water produces no revenue. In Malawi, NRW ranges from 26% to 46%, with the Blantyre Water Board losing over half of its water. In Kenya, 76 water firms lost 204 billion liters of unbilled water in

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Why Do Bulk Mechanical Water Meters Lose Accuracy Within Five Years?

A bulk water meter installed on a main supply line serves hundreds or thousands of customers. When it loses accuracy, the entire downstream billing is wrong. And yet, most large-diameter mechanical meters start drifting within five to seven years. Moving parts wear out. Turbines and pistons spin millions of times.

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Can a Partially Closed Valve Cause Your Water Meter to Under-Register?

Here is something most utility managers don’t know. When a customer partially closes their upstream ball valve to “save water,” they might be doing the opposite — stopping your meter from measuring at all. Recent independent research tested six ultrasonic water meters from different brands. The finding was striking: at

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Can a Valve-Controlled Water Meter Help You Reduce Non-Revenue Water?

Non-revenue water (NRW) silently drains your utility’s budget. Leaks go undetected. Unauthorized consumption goes unbilled. Mechanical meters under-register at low flows. Every gallon that flows through your pipes but never appears on a bill is revenue you earned but cannot collect. How can a valve-controlled ultrasonic water meter solve this?

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TengyueMetering successfully passed CMMI Level 3 certification

TengyueMetering has recently officially obtained CMMI Level 3 certification. As an internationally recognized authoritative standard for evaluating the R&D maturity and project management capabilities of software enterprises, this certification indicates that the company has reached internationally advanced levels in core areas including software process management, technological R&D, and project delivery. It

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Tackling NRW? Meet Us at WATERTECH CHINA 2026 (June 9–11, Shanghai)

Non-revenue water (NRW) remains one of the biggest headaches for water utilities worldwide. Hidden leaks, inaccurate metering, and data silos all contribute to wasted water and lost revenue. Join us at WATERTECH CHINA 2026 — June 9–11 at the Shanghai National Convention & Exhibition Center — to discover a smarter way

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Why do mechanical water meters need to be replaced every few years?

Here at TY Metering, we hear this from utility superintendents and facility managers all the time. Why do mechanical water meters need to be replaced every few years? Mechanical meters have a predictable failure pattern. The moving parts spin millions of times. Sand and debris accelerate wear. Hard water leaves

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