As a wireless communication tool, walkie-talkies are widely used in many places due to their economical use and low operating costs. However, many people encounter parts when using…

Indoor air quality is increasingly important to people’s health and work efficiency. In fact, indoor air is not guaranteed to be clean because there are many pollutants surrounding…

As the country attaches great importance to breeding and green agricultural development, the utilization of livestock and poultry manure as fertilizer will become a mainstream use …

The application of walkie-talkies ranges from communication in an event organization to construction, railway construction, etc. Walkie-talkies are a good command and intercom comm…

Hearing aids are good news for the hearing-impaired and are mostly used by the elderly. The principle of its use is to use a small amplifier to amplify the originally inaudible sou…

We know that air purifiers can remove particulate matter in the air at a high level, and at the same time, they can also solve the problem of indoor volatile organic compound air p…

On average, people spend more than 80% of their time indoors every day, so indoor air quality is more closely related to human health. To improve indoor air quality, breathe fresh,…

There are four common organic fertilizer fermentation methods: tank fermentation, stack fermentation, high-temperature sealed fermentation tank and Nano compost film covering ferme…

Nano compost membrane is a high-tech agricultural material made of polytetrafluoroethylene (PTFE). The film has various properties such as water-repellent, moisture-proof, vapor pe…