National Airline Ship Design Qualification Certificate

Recently, the Yangtze River Shipping Science Research Institute successfully passed the assessment of the national Grade A general ship design unit and obtained the qualification certificate.
According to the "Basic Requirements and Evaluation Methods for Design Conditions of Ship Design Units", the National Defense Science and Technology Office of Hubei Province organizes a national evaluation expert group to carry out general requirements, personnel requirements, management requirements, technical equipment and application requirements for the design of ships of Changhang Research Institute. After careful review and evaluation, through evaluation and evaluation, the evaluation expert group affirmed the qualification ability of Changhang Research Institute and agreed that it meets the qualification requirements of the national Grade A general ship design unit.

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Bmx Hubs is one of most popular Bike part for Bmx Bike. It has various design to choose and can customize according to bicycle riders` personal preference. As a basic style Bmx Cassette Hub, 36holes one is a common specification to fit with bikes. Our Hub Part with 2 sealed bearings in front hub, 5 sealed bearings in rear hub, light and has 6 pawls and 120 crisp click sounds. Our Aluminum Bicycle Hub's feature is Super Light and High Quality. Common products on the market usually be 2bearings in front and 2bearings in rear hub. There are big differents in terms of service life and riding performance. After you received it, you will approve the equisite workmanship and dense sound.

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