Site Title

全球金属网-上海有色金属网行情 上海有色网报价 上海金属网走势 长江现货有色金属网 铜价铝价铅价锌价锡价镍价等 Meta Description

全球金属网为上海有色金属网络及全球有色金属网络用户提供上海有色,长江现货,南储现货,废旧金属等金属行情、走势、生意商机等一站式冶金免费服务。 Test Results Mobile Usability: 100/100 Mobile Speed: 81/100

Quick overview:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources: (expiration not specified)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking CSS resources. This causes a delay in rendering your page.
Optimize CSS Delivery of the following:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 33.4KiB (78% reduction).
Compressing could save 33.4KiB (78% reduction).
Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 6.9KiB (66% reduction).
Compressing could save 3.4KiB (65% reduction).
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 675B (13% reduction).
Minifying could save 675B (13% reduction).

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