1.電爐水冷設備：水冷爐蓋、上部爐殼、下部爐殼、水冷爐壁（銅水冷爐壁）、水冷煙道、沉降室等。

2.精煉爐：LF水冷爐蓋、下料口、水冷爐門等。

3.汽化轉爐煙道：活動煙罩、爐口段、汽化煙道、埋管式氧槍口、埋管下料口。

主營項目：水冷設備、除塵煙道、汽化煙道。

公司現取得了IS09001質量管理體系認證證書、ISO45001職業健康安全管理體系認證證書、ISO14001環境管理體系認證證書、特種設備（鍋爐、壓力容器）生產許可證等。

公司始終堅持“誠信為本，顧客至上”的企業宗旨，本著“質量保障，精益求精”的公司理念，為各位業界新老客戶提供優質的服務。

Yantai Haoyi Metallurgical Machinery Co., Ltd, was founded in 2013, registered capital: 10 million RMB. It is located in Qingyang Industrial Park, Fushan District, Yantai, a charming city, 2 kilometres east of Dongting Highway Exit of Shenhai Highway, 25 kilometres away from Yantai Port and Railway Station, 20 kilometres away from the airport, with convenient land, sea, and air traffic. 

The company is now mainly engaged in electric arc furnace, refining furnace, vaporisation flue design, production, sales and service in one of the manufacturing enterprises, with professional technical force and high quality manufacturing capacity, to the country's many iron and steel enterprises and design institutes of complete sets of water-cooled equipment to provide manufacturing and services. The main products are divided into:

1. Electric furnace water-cooled equipment: water-cooled furnace cover, upper shell, lower shell, water-cooled furnace wall (copper water-cooled furnace wall), water-cooled flue, settling chamber, etc.

2. Refining furnace: LF water-cooled furnace cover, discharge port, water-cooled furnace door, etc.

3. Carburetor flue: movable hood, furnace mouth section, carburetor flue, buried tube oxygen lance mouth, buried tube discharge port.

Main items: water-cooled equipment, dust removal flue, vaporisation flue.

The company has obtained IS09001 quality management system certification, ISO45001 occupational health and safety management system certification, ISO14001 environmental management system certification, special equipment (boilers, pressure vessels) production licence.

The company has always adhered to the "integrity-based, customer first" business purposes, in line with the "quality first, keep improving" the company's philosophy, to provide quality services for new and old customers in the industry.