When purchasing pure and ultrapure water equipment in many Xi'an factories, they blindly covet low prices and directly choose general standardized models, completely ignoring the regional characteristics of high groundwater hardness and high salt content in Guanzhong area all year round. After the equipment is put into operation, it is easy to have problems such as substandard water quality, rapid attenuation of EDI module performance, and frequent fouling and clogging of RO membrane components. The additional cost of subsequent consumables replacement and maintenance has soared sharply.

Pure water equipment
A truly professional and reliable pure water equipment manufacturer will never directly apply a general template scheme, but will take water for multiple consecutive periods of on-site testing, combining the full indicators of the company's raw water quality, actual water tonnage, pure water resistivity requirements and the available site space of the workshop, tailor-made single/two-stage reverse osmosis+EDI deep desalination complete process route, to ensure that the equipment can continuously and stably supply water for 24 hours.As a local source manufacturer in Xi'an, DIEN Water Treatment has its own physical production workshop and full-time technical service team, which can undertake a full set of services from conventional industrial pure water to high-end EDI ultrapure water equipment customization, installation, and upgrading.
In order to allow local enterprises in Xi'an to more intuitively understand the actual landing effect of customized equipment, the following shares a real case of ultrapure water transformation of a precision electronics factory in Xi'an High-tech Zone, and fully demonstrates the exclusive customized solutions and actual use feedback.:
Core requirements of customer projects: A precision electronic processing plant in Xi'an High-tech zone, mainly engaged in the processing and production of high-precision circuit boards, the original old-fashioned single-stage reverse osmosis equipment has insufficient water purity and large fluctuations in water quality. The surface of the circuit board after cleaning with the water is prone to white spots and residual impurities, which directly reduces the product yield.The operation and maintenance process of the original old equipment is cumbersome, and the frequency of replacement of consumables is extremely high. Enterprises urgently need a set of high-stability EDI ultrapure water equipment to meet the stringent water standards of precision production, while significantly reducing long-term operation and maintenance costs.
Customized landing plan: DIEN technical personnel come to fetch water for full index testing, on-site survey of on-site working conditions in the workshop, and customize 3T/H two-stage reverse osmosis+EDI ultrapure water integrated skid-mounted equipment for the characteristics of local high-hardness water quality in Guanzhong.The front end is equipped with multi-stage pretreatment+automatic demineralized water equipment to reduce the hardness of the water body from the source, and avoid fouling and blocking problems of membrane components and EDI modules from the design end; it is equipped with PLC automatic intelligent control system to achieve timed automatic flushing, constant pressure water supply, and water shortage/high pressure linkage protection. No special personnel are required to be on duty throughout the process.The complete set of equipment adopts a compact skid-mounted integrated structure, occupies a small footprint, and can be quickly put into operation by on-site docking pipelines. The water outlet resistivity is stable and up to standard for a long time, and it is fully adapted to the stringent water requirements of precision electronic production.

Industrial pure water equipment
The complete set of equipment was put into operation and operated stably for more than a year, with no major failures throughout the process, and the resistivity of ultrapure water was stably maintained at more than 15MW·cm, which fully meets the industry standard for precision cleaning of circuit boards.The problem of product surface defects has been greatly reduced, and the production yield rate has been significantly improved. At the same time, the replacement cycle of consumables has been directly doubled, and the operation and maintenance workload and comprehensive cost have been reduced by about 40%.
The Xi'an factory purchases reverse osmosis and EDI ultrapure water equipment, and gives priority to pure water equipment manufacturers with physical production strength, complete local landing cases in the same industry, and perfect localized after-sales system, so as to avoid the various selection pits of general equipment acclimatisation.Xi'an DIEN Water treatment has been deeply engaged in the field of local industrial water treatment for many years. It can customize exclusive equipment solutions according to the exclusive water standards of different industries, and provide free on-site water quality testing, site surveys and exclusive program quotations to help local enterprises in Xi'an achieve long-term stability of production water, cost reduction and efficiency.
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