{"product_spec_list":[{"rt_cf_product_detail_href":{"href":"/english/product/detail/jef-300.html"},"ps_product_number":"JEF-300"},{"rt_cf_product_detail_href":{"href":"/english/product/detail/jef-400.html"},"ps_product_number":"JEF-400"},{"rt_cf_product_detail_href":{"href":"/english/product/detail/jef-500.html"},"ps_product_number":"JEF-500"}]}