Page 249 - Shaping A Sustainable Future

Review of Eco-Solution by SME Besides our main factory HQ, Song Fish has several other
Management island-wide outlets, requiring our in-house maintenance
team to service the freezers. With the installation of
Mr Charles Xie, HR & Admin Manager (Song Fish), the temperature sensors, we to see clear trends on
commented that Song Fish faced power surges and the temperature graphs to allow better prediction
temperature monitoring issues that almost went for preventive maintenance needs before any freezer
undetected before the project. On one occasion, we breaks down. This could minimize losses and enhance
encountered a power surge at midnight. Fortunately, profitability.
our staff only noticed this occurrence when they
came to work at 1.30 am and called for maintenance We also faced challenges in deciding whether to adjust
immediately. Suppose the power surge had occurred the freezer temperature setting to exceed -18°C. If the
for a more extended period (> 4hours) without being freezer were not cold enough, customers’ prolonged
noticed, especially during a public holiday (when no one opening of the freezer during shopping would cause
was in the office). Our seafood products would be prone product spoilage and microbial growth. By monitoring
to spoilage, and food safety would be compromised. the temperature graphs, we can now adjust the
This would lead to high economic losses to the company. temperature setting freezers to lower the temperature.

We have several cold rooms and cannot afford to have Through this project, Song fish has gained awareness on
extended hour power outages. Thus, with the help of the need to reduce carbon emission to further efforts
this project, by installing power surge sensors in a few on environmental sustainability. This also makes good
high-risk places (i.e. freezers, cold rooms, server rooms), sense from a business point of view, and Song fish need
notifications can be sent immediately to the person in to ensure its product quality. Therefore, we need time
charge so action can be taken promptly. to monitor, take action on progress after implementing

the project.
Moreover, installing the temperature sensors also helped
Song Fish to monitor & optimize freezer & cold rooms’ The project findings noted other actions to help enhance
temperature. Before the project, we had monitored the energy savings—for example, the change of tungsten
temperature manually over a longer time interval. If any bulbs to LED bulbs in the cold room. The student’s
abnormality occurred to the freezers or cold rooms, we calculation showed that the tungsten bulb consumed
would only notice it during routine monitoring by our more power and had a higher carbon footprint. We
staff. Once, when one of the freezer cooling systems tested the recommendation to change our tungsten
failed, it caused all products in the single chest freezer bulbs and will change all tungsten bulbs to LED.
to spoil. With temperature sensors, any temperature
fluctuations out of the set range (either too high or too Other Eco-Solutions from the environmental review
low) prompt notification to the vital person in charge. will be considered soon, such as labelling and posters
Therefore, immediate action would be taken by either to remind staff to save electricity and water, implement
repairing or servicing the equipment before the total programs to minimize waste, etc.
loss of product.

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