From June 10th to 12th, 2026, our company was invited to participate in the 6th Shenzhen International Data Center Liquid Cooling Technology Exhibition held at the Shenzhen International Convention and Exhibition Center. We welcome new and old customers as well as friends from all walks of life to visit us. Exhibition Time: June 10-12, 2026 Venue: Shenzhen International Convention and Exhibition Center (Bao'an Hall) Exhibition Area Location: Hall 14, 14C62

2026-05-11

On August 8-10, 2025, our company was invited to attend in Guangzhou The 16th Guangzhou International Refrigeration, Air Conditioning, Ventilation and Cold Chain Technology Exhibition, held at the Canton Fair Exhibition Hall, welcomes new and old customers as well as friends from all walks of life to visit us. This exhibition brings together the upstream and downstream industry chains, showcasing technologies and products in the fields of refrigeration, ventilation, air conditioning, building automation, and more. Exhibition time: August 8th to August 10th, 2025 Venue: Guangzhou Location of Exhibition Area A in the Canton Fair Exhibition Hall: D312-313, Hall 1.1, Area A

2025-07-10

On November 26-29, 2024, our company was invited to participate in the 2024 DMP Greater Bay Area Industrial Expo held at the Shenzhen International Convention and Exhibition Center. We welcome new and old customers as well as friends from all walks of life to visit us. This exhibition covers technologies and products in fields such as laser, digital modeling, industrial automation, and new energy. Exhibition Time: November 26-29, 2024 Venue: Shenzhen International Convention and Exhibition Center (Bao'an Hall) Exhibition Area Location: Hall 8, 8P05

2024-10-10

The highly anticipated Guangzhou International Refrigeration Exhibition will grandly open at the Guangzhou Pazhou Canton Fair Complex from August 8-10, 2024. Greystone, as a leader in the industry, showcased numerous innovative products and cutting-edge technologies at this exhibition. At the exhibition site, our company's booth design was ingenious, attracting the attention of many visitors with a simple and atmospheric style. The products displayed by the company cover various fields such as temperature and humidity sensors, liquid level sensors, gas sensors, wireless sensors, etc., fully demonstrating its strong strength and extensive product line in the industry. During the exhibition, our professional team always welcomed every visitor with full enthusiasm and professional attitude. They patiently introduce the company's products and technologies to visitors, and answer various questions

2024-08-15

On August 8-10, 2024, our company was invited to attend in Guangzhou The 15th Guangzhou International Refrigeration, Air Conditioning, Ventilation and Cold Chain Technology Exhibition, held at the Canton Fair Exhibition Hall, welcomes new and old customers as well as friends from all walks of life to visit us. This exhibition brings together the upstream and downstream industry chains, showcasing technologies and products in the fields of refrigeration, ventilation, air conditioning, building automation, and more. Exhibition time: August 8th to August 10th, 2024 Venue: Guangzhou Location of Zone B of the Canton Fair Exhibition Hall: 3-217, Hall 10

2024-07-02

The 25th China International High tech Fair was successfully held at the Shenzhen Convention and Exhibition Center from November 15th to 19th. The fair features two exhibition areas, Futian and Bao'an, integrating fruit trading, product display, high-level forums, project investment promotion, and cooperation and exchange. It focuses on showcasing advanced technologies and products in the fields of energy conservation and environmental protection, new generation information technology, biology, high-end equipment manufacturing, new energy, new materials, and new energy vehicles. After nearly three years of accumulation, our company has once again been invited to participate in this year's High Tech Fair. The company showcased multiple new research and development products, including multifunctional, wireless, temperature and humidity, pressure, water immersion and other applications in building automation, energy stations, intelligent photovoltaics and other fields. We also provide one-stop environmental intelligent monitoring solutions for customers, attracting a large number of domestic and foreign customers

2023-11-28

Our company has been invited to participate in the 25th China International High tech Fair (referred to as the "Fair") held in Shenzhen. We welcome new and old customers as well as friends from all walks of life to visit us. The High Tech Fair is currently a large-scale and influential technology exhibition in China, known as the "Number One Technology Exhibition in China". Exhibition Time: November 15th to November 19th, 2023 Venue: Shenzhen Convention and Exhibition Center (Futian) Exhibition Area Location: Hall 1-1G73. Please scan the QR code before October 30th to receive a free ticket worth 50 yuan for the High Tech Fair

2023-10-09

On the joyous occasion of the upcoming Chinese New Year, the Graystone 2018 New Year's Eve Gala was held on January 19th, with all colleagues gathering together to kick off the festivities with laughter and blessings. Mr. Zhang's speech: Every year is like a song, and the journey is like a dance. In 2017, Gristone had an extraordinary year; In 2018, opportunities and challenges coexist, hope and difficulties coexist. The task before us is still very arduous. Let's work together to overcome difficulties and showcase the future. At the evening party, there were exciting programs brought by various departments: skits, dances, and singing. Interactive games with employees were interspersed during the program, which were lively and full of laughter, bringing joy and blessings to everyone. After the exciting program, excited

2018-01-22

1、 Precautions for installation of control unit 1. Before installation, the following preventive measures should be strictly followed to avoid damage to electronic components: handle with care and avoid mechanical impact and collision. Keep it dry. Avoid contact with metal filings, grease, pipeline coatings, and other contaminants. 2. Installation location: The selected installation location should ensure that the module is not affected by natural environment, temperature limits, or severe vibrations. The installation height should not exceed 1.5m (the length of the extension line is 1.5m), and it should be ensured that the water immersed rope is not higher than the ground. Can be fastened onto a 35mm DIN rail fixed to the wall or box surface. Can be fastened to the vacant position of the 35mm DIN rail in the electrical or instrument box. 3. Ensure that the power supply is 9-24VDC/AC, otherwise it may cause the positioning type water leakage detection unit to malfunction

2017-09-20

From April 12th to 14th, our company was invited to participate in the 28th China International Refrigeration Exhibition held in Shanghai. At this exhibition, the company showcased multiple newly developed products, including multifunctional, wireless, temperature and humidity, pressure, water immersion, and more. We also provided customized environmental intelligent control solutions and wireless smart home systems for customers, attracting a large number of domestic and foreign customers to stop and watch and consult. During the three-day exhibition period, our exhibition staff were enthusiastic and proactive in greeting visitors, patiently explaining in detail to them, and thoroughly analyzing the product's performance, applications, and other aspects. Through everyone's efforts, we have reached cooperation agreements or intentions with numerous clients. At this exhibition, we not only demonstrated our strength, but also broadened our horizons

2017-04-18

On April 12-14, 2017, the company was invited to participate in the 28th China Refrigeration Exhibition held in Shanghai. We welcome new and old customers as well as friends from all walks of life to visit us. The theme of this exhibition is "Craftsmanship, Intelligent Manufacturing, Inclusiveness, and Sharing". The organizer will hold rich exchange activities during the exhibition period around this theme, comprehensively analyzing relevant national policies, paying attention to industry hotspots, technological innovation, and future development directions, continuing to advocate the development concept of green exhibition, and fulfilling social responsibilities. Exhibition time: April 12-14, 2017 Venue: Shanghai New International Expo Center, China Location: Hall W4- W4G20 Welcome to follow Greston official WeChat for more sensor information

2017-03-21

On November 16th, the 18th China International High tech Fair with the theme of "Innovation driven, Quality led" opened in Shenzhen. Greston showcased three major components: precision sensors, environmental monitoring systems, and smart home systems. This year's High Tech Fair brings together many leading companies from around the world, showcasing cutting-edge technologies both domestically and internationally, serving as a barometer for industry development. As a sensor advantage enterprise, Greystone, with 20 years of R&D and manufacturing experience, not only provides high-end precision products for the sensor industry, but also provides intelligent solutions for industrial and home environments. The Greystone Intelligent System Exhibition Area has attracted a large number of professionals to stop and watch through on-site displays, demonstrations, and explanations.

2016-11-23